Buy Stearic Acid for Candle Making in India

 

Soy Pillar Wax ₹300 / 500g · ₹6,000 / 10kg Paraffin from ₹220 / kg Made & stocked in India · ships nationwide
CSI raw material guides
Stearic acid solved three problems in paraffin candles. Modern wax has been formulated to solve all three without it.
★★★★★
"Soy pillar wax is really so good"
Jinal PatelVerified buyer · Sep 2025
Soy Pillar Wax
★★★★★
"Quality is good. Packaging was done right. Hope to get some discount in future for bulk buys"
Dipali SableVerified buyer · Aug 2024
Soy Pillar Wax
★★★★★
"This wax is really good to make pillar candles and for moulds …"
Lalitha JaganAug 2024
Soy Pillar Wax
★★★★★
"Love Quality wise fragrance wax loved all the products specially wax melter made easy my life.. thnx i am giving Quality wise 5 stars !!!"
Deepika k.Verified buyer · Mar 2026
Soy Pillar Wax
★★★★★
"Very good"
Radhaa SVerified buyer · Apr 2026
40 Cavity Square Moulds
★★★★★
"Good"
Delcy FernandesVerified buyer · Jul 2024
Ribbed Pillar Mould
★★★★★
"Soy pillar wax is really so good"
Jinal PatelVerified buyer · Sep 2025
Soy Pillar Wax
★★★★★
"Quality is good. Packaging was done right. Hope to get some discount in future for bulk buys"
Dipali SableVerified buyer · Aug 2024
Soy Pillar Wax
★★★★★
"This wax is really good to make pillar candles and for moulds …"
Lalitha JaganAug 2024
Soy Pillar Wax
★★★★★
"Love Quality wise fragrance wax loved all the products specially wax melter made easy my life.. thnx i am giving Quality wise 5 stars !!!"
Deepika k.Verified buyer · Mar 2026
Soy Pillar Wax
★★★★★
"Very good"
Radhaa SVerified buyer · Apr 2026
40 Cavity Square Moulds
★★★★★
"Good"
Delcy FernandesVerified buyer · Jul 2024
Ribbed Pillar Mould
Reviews collected and published through Judge.me on candlemakingsuppliesindia.store. None of these is a review of stearic acid. They are reviews of Soy Pillar Wax and of moulds — the products this page recommends instead of a hardener. One review is shortened with an ellipsis; wording is otherwise unedited.
Shop Soy Pillar Wax — from ₹300 Ask for stearic acid pricing
✓ GST invoicing on every order ✓ MSDS & IFRA documentation on request ✓ 15 waxes and 62 moulds in the CSI range
Candle Raw Materials · Additives
Stearic acid is a paraffin-era hardener. It is still worth buying for traditional pillars, tapers and soap — and it is the wrong purchase for most people who search for it, because a modern formulated wax already does the job it was invented to do.
₹600 / kg
that is Soy Pillar Wax, not stearic acid — the thing most readers of this page should buy instead · stearic acid is listed on the CSI store but carries no price in the current pricing export, so we are not quoting one · CSI live pricing, September 2026
Quick answers — read this first
What does stearic acid do in a candle? It is a fatty acid used traditionally as a hardener and opacifier in paraffin candles. It raises hardness, gives a whiter and more opaque finish, and historically helped a moulded candle shrink away from the mould wall and release cleanly.

Do I need it? Probably not. If you pour soy, the answer is almost certainly no. Every problem stearic acid was invented to solve has been designed into modern formulated wax. Soy Pillar Wax is already formulated to be hard and to release; CSI 464 is already formulated to stick to glass.

Who should still buy it? Makers pouring traditional paraffin pillars, tapers and moulded work who want a harder, more opaque candle, and people making soap and cosmetics, where stearic acid is a standard ingredient rather than a corrective.

What does it cost at CSI? We are not going to tell you on this page. Stearic acid is listed on the store, but it carries no price in the September 2026 pricing export this article was written from, and CSI's rule is that a price we cannot verify does not get printed. Current pricing is on the product page and on WhatsApp.
The short answer
What it is: a fatty acid additive that hardens and opacifies paraffin, and helps moulded candles release. Sold as a fine white solid, weighed in grams, blended into melted wax.
Why most people should skip it: hardness, opacity and mould release are now formulation properties of the wax you buy. Adding stearic acid to a wax that already has them can make things worse — particularly glass adhesion in containers, and how much fragrance the blend will hold.
Buy it if: you pour traditional paraffin pillars, tapers, moulded and carved work and want them harder and more opaque, or you make soap and cosmetics.
Shop: Candle Wax · Candle Moulds · Candle Wicks · Soap Making Raw Materials · stearic acid pricing on WhatsApp.
In this guide
Three problems stearic acid was invented to solve — and what solves each one today THE PARAFFIN-ERA PROBLEM WHERE IT IS SOLVED IN 2026 1 — Pillar too soft · slumps, bends, burns fast FORMULATED WAX — Soy Pillar Wax is made hard 2 — Surface translucent, patchy, mottled POUR TEMPERATURE — and controlled, even cooling 3 — Candle grips the mould, will not release FORMULATED WAX — pillar wax shrinks to release 4 — Burns down too fast, guttering flame WICK SIZE — matched to diameter, then re-tested
Read the rows left to right. Nothing in the right-hand column is an additive. Every one of them is either a wax you buy formulated for the job, a process variable you control at the bench, or a consumable that costs ₹5.90. Stearic acid sits on the left-hand side of this diagram, in the era that produced it.
Hardness & release
Soy Pillar Wax · from ₹300
If you do pour paraffin
Fully Refined Paraffin · from ₹177
Stearic acid price
Ask on WhatsApp
Straight answer
Should you buy stearic acid for candle making in India?
Only if you are pouring traditional paraffin pillars, tapers or moulded work and want them harder and more opaque, or if you are making soap and cosmetics. For everybody else — which is most people reading this — the answer is no, and the reason is that stearic acid is a solution to problems that no longer exist in the wax you are buying. It was developed to stiffen soft paraffin, to whiten and opacify a translucent surface, and to help a moulded candle shrink away and release. A modern Soy Pillar Wax is formulated to be hard and to release from a mould on its own. A modern container wax such as Luxury Soy Wax CSI 464 is formulated to do the opposite — to adhere to glass — and adding a hardener to it works directly against the property you paid for. It also changes what the blend will hold in solution, which puts your fragrance load outside the ceiling stated for the wax. If your soy pillars are soft, buy the right wax at ₹600 per kilogram. If your jars have wet spots, fix pour temperature. If the burn is wrong, fix the wick. Those three fixes cover almost every reason a maker reaches for stearic acid.
One line: stearic acid is a paraffin-era hardener — buy it for traditional pillars, tapers and soap, and buy Soy Pillar Wax at ₹600/kg for everything else.
The honest substitution, priced: Soy Pillar Wax at ₹300 / 500g, ₹600 / 1kg, ₹3,000 / 5kg and ₹6,000 / 10kg — a wax formulated for pillars, moulds and designer shapes, so you are buying the hardness rather than blending it in yourself.
Shop Soy Pillar Wax

What stearic acid actually does in a candle

It is not a mystery ingredient. It is a stiffener, a whitener and a release aid — three jobs, all of which a candle maker in 1910 genuinely needed doing.

Stearic acid is a saturated fatty acid, sold to candle makers as a fine white or off-white solid, sometimes flaked, sometimes powdered. It is weighed out in grams, melted into the wax with the rest of the batch, stirred until it is fully in solution, and then poured. It is not a fragrance, not a dye, not a wax in its own right — it is an additive, in the same category as the Vybar Additive CSI stocks at ₹156 for 50g and ₹312 for 100g. Additives are bought in grams and used in grams, which is why a per-kilogram comparison against wax is misleading: Vybar works out at ₹3,120 per kilogram, and nobody buys a kilogram.

The first job is hardness. Paraffin on its own — particularly the softer, lower-grade paraffin that dominated the market for most of the twentieth century — makes a pillar that bends in a warm room, dents under a thumbnail and burns down faster than it should. Blending in a harder fatty acid raises the rigidity of the finished candle. A stiffer candle holds a shape, survives a summer courier van, and burns more slowly because the wax feeding the flame is less willing to melt away at the edges.

The second job is opacity. Plain paraffin sets slightly translucent, and translucency in a pillar reads as cheap: you can see the shadow of the wick through the wall, and the surface can look glassy and uneven. Stearic acid changes how the wax crystallises as it cools, producing finer and more numerous crystals that scatter light instead of transmitting it. The candle comes out whiter, flatter and more opaque, with the dense matte look that people associate with a proper church or dinner candle. It is a visual effect achieved through crystal structure, not a pigment.

The third job is mould release. A candle comes out of a rigid mould because it shrinks slightly more than the mould does as it cools, pulling the wall away from the surface. Soft paraffin does not always shrink enough, and it grips. A harder blend shrinks more decisively and lets go, which is why stearic acid became standard in moulded and metal-mould work long before flexible silicone existed. If you have ever destroyed a candle prising it out of a rigid mould, you understand exactly what problem was being solved.

What this page will not tell you
No dosage percentage and no melting point appears anywhere on this page. Those figures belong on the supplier's technical documentation for the specific grade you buy, not in a blog post, because they differ by grade and because getting them wrong wastes a batch. CSI supplies MSDS and technical documentation on request. Message +91 7397976926 and ask for the documentation for the grade currently in stock, and use that rather than a number you found online.

Why most of the reasons for it have been designed out

Here is the part that costs us a sale. Stearic acid is a paraffin-era additive, and the wax industry spent the last thirty years building its jobs into the wax itself. When you buy a wax today, you are not buying a raw commodity you then have to correct. You are buying a formulation — a base wax that has already been blended and modified by the manufacturer for one specific application, with the hardness, the shrinkage behaviour, the finish and the adhesion already set.

Look at what that means product by product. Soy Pillar Wax exists specifically so that pillars, moulded shapes and designer candles come out hard and release cleanly. That is not a side effect; it is the entire reason the product is a separate SKU from the container wax sitting next to it at a nearly identical price. Luxury Soy Wax CSI 464 flakes exists for the opposite requirement — a single-pour container wax with low frosting and strong glass adhesion. Two waxes, two formulations, two opposite behaviours, both bought off the shelf.

What happens when you add a hardener to a wax formulated to stick. A container wax earns its money by clinging to the inside of the glass so that the finished candle looks solid and free of wet spots. Hardness and adhesion pull against each other: a harder, more crystalline blend shrinks more as it cools, and a blend that shrinks more pulls away from the glass. That is the mechanism behind wet spots, and it is precisely the mechanism a container wax has been formulated to suppress. Adding a hardener to it re-introduces the problem you paid the wax manufacturer to remove. You will get more wet spots, not fewer.

 

There is a second interaction that matters more to a business than the cosmetic one. Fragrance load ceilings are stated per wax — up to 13% for Luxury Soy Wax Chunks and up to 10% for Luxury Soy Wax CSI 464. Those are the wax manufacturer's formulation limits, describing how much oil that particular formulation will hold in solution. The moment you blend in a second solid fatty component, you are no longer pouring that formulation. You are pouring a blend of your own devising, and the manufacturer's stated ceiling no longer describes it. It might hold more. It might hold considerably less, and separate. Nobody has tested your blend, so nobody can tell you — and that uncertainty is a poor trade for a hardness gain you could have bought as a wax.

The same logic applies to every other property you have already paid for. A wax specified for a single pour has been formulated so that one pour is enough. A wax with low frosting has been formulated to crystallise a particular way. Add an ingredient that changes crystallisation and you change all of it at once, which is the opposite of what a production process needs. If you are still deciding what to buy in the first place, the complete candle making raw material list sets out what a working bench actually needs, and how to verify wax quality before you buy in India covers checking the wax itself before you go anywhere near additives.

The CSI principle
Buy the property. Do not blend it in.
If you want a harder candle, the cheapest and most repeatable way to get one is to buy a wax that is already hard. Every additive you introduce is another variable in every future batch, another line on the costing, another thing to store, another thing to weigh, and another thing that can be the reason batch nineteen came out different from batch eighteen.

Where stearic acid still earns its place

All of the above is an argument about the default, not a ban. There are makers for whom stearic acid is a correct, deliberate purchase, and it is worth naming them precisely rather than leaving it at "some people".

Who it is for · and who it is not for
Name yourself honestly in this table before you order
You are Pouring Verdict Buy this instead
Traditional paraffin pillar maker Fully Refined Paraffin or Semi Refined Paraffin into rigid moulds Yes — this is the use case Nothing. Ask for the grade and documentation on WhatsApp
Taper and dinner candle maker Dipped or moulded paraffin tapers that must stay straight Yes — rigidity is the whole product Nothing, though test against microcrystalline first
Soap or cosmetic maker Bar soap, creams, lotions, balms Yes — standard ingredient, not a corrective See Soap Making Raw Materials (27 products)
Soy pillar maker with soft candles Container wax poured into pillar moulds No — you bought the wrong wax Soy Pillar Wax ₹300 / 500g
Jar candle maker with wet spots CSI 464 or Luxury Soy Chunks into glass No — it will make adhesion worse Fix pour temperature and cooling. Costs ₹0
Maker with weak throw Anything No — a hardener does not add scent Cure and re-wick. Wicks from ₹59
Maker whose candle burns too fast Anything Usually no — this is normally a wick Size the wick by diameter

The traditional paraffin maker is a real and underserved customer in India, and this page is not trying to talk them out of anything. Temple and ritual candles, dinner tapers, carved and moulded decorative work, and the whole category of dense white pillars that are meant to look like pillars rather than like soy — all of that is legitimate paraffin work, and stearic acid belongs in that toolkit alongside Microcrystalline Wax Slab at ₹149 for 500g and ₹299 for 1kg. CSI stocks Fully Refined Paraffin Wax Pellets at ₹177 for 500g and ₹354 for 1kg, and Semi Refined Paraffin Wax at ₹220 per kilogram, which is the cheapest wax per kilogram in the entire catalogue.

The soap answer, briefly. In soap and cosmetics, stearic acid is not correcting a defect — it is a structural ingredient that contributes hardness and body, and formulations are written around it from the start. That is a completely different relationship from the candle one, and it is the reason a good deal of the stearic acid sold in India never goes near a wick. If that is your application, you are in the right place: CSI's Soap Making Raw Materials collection carries 27 products, and pricing and documentation come through WhatsApp.
Working back from Diwali on 8 November 2026, a wax change needs to be decided now — you need a test batch, a full cure and a wick re-test before a production run. Bulk pricing, GST invoicing, MSDS and IFRA documentation are handled directly on WhatsApp, including current stearic acid pricing.
Order in bulk on WhatsApp

What to buy instead, and what it costs

This is the practical payload of the page. Below are the three purchases that between them replace every reason a soy maker reaches for stearic acid, with live September 2026 pricing. Nothing here is exotic and nothing here is an additive.

1
Hardness & mould release · the direct substitute
Soy Pillar Wax (for Pillar & Designer Candles)
If your pillars are soft or refuse to leave the mould, this is the fix, and it is a wax rather than a blend you have to get right yourself. It is formulated for pillars, moulds and designer shapes, which means the hardness and the shrink-to-release behaviour are the manufacturer's problem rather than yours. It costs ₹1 per kilogram more than the container wax it sits beside on the store — ₹600 against ₹599 — which is the clearest illustration on this page that the property is not what you pay for. The formulation is. Every review in the strip at the top of this page is a review of this product or of a mould.
Size Price Per kg Best for
500 g ₹300 ₹600 A single controlled test batch
1 kg ₹600 ₹600 Sampling across two or three moulds
5 kg ₹3,000 ₹600 A small production run
10 kg ₹6,000 ₹600 Festive volume
No per-kilogram discount at any tier — the price is flat at ₹600/kg all the way to 10 kg, so there is no commercial reason to buy the 10 kg bag before you have tested the 500 g. Buy ₹300 of it first.
₹300 buys a complete test batch Buy Soy Pillar Wax
2
Adhesion & finish in glass · costs ₹0 to fix
Luxury Soy Wax CSI 464 (Flakes) — plus a thermometer
Wet spots, patchy sides and a lumpy top in a jar are pour-temperature and cooling problems, not hardness problems, and the correct response is process rather than chemistry. Buy a container wax formulated for glass adhesion, pour it at the temperature its documentation specifies, and let the jars cool slowly and evenly — not in a draught, not on a cold floor, not stacked against each other. The only purchase involved is a Pen Thermometer at ₹354, bought once, so that "pour temperature" stops being a guess. A weighing scale at ₹354 does the same job for the load.
Size Price Per kg Stated fragrance ceiling
500 g ₹260 ₹520 Up to 10%
1 kg ₹507.40 ₹507.40 Up to 10%
5 kg ₹2,537 ₹507.40 Up to 10%
10 kg ₹5,074 ₹507.40 Up to 10%
The 10% figure is the wax manufacturer's stated formulation limit for this wax, not a regulatory limit. Luxury Soy Wax Chunks state up to 13% and run ₹299 / 500g to ₹5,999 / 10kg. Blend a hardener into either and neither number describes your wax any more.
₹354 once, for a thermometer, fixes most jar finish complaints Buy CSI 464
3
Burn rate, throw and flame · the cheapest variable
Eco Candle Wicks — Thin (C1) and Thick (C2)
"My candle burns too fast" and "my candle doesn't smell" both send people looking for additives, and both are almost always the wick. The wick sets how much wax is consumed per hour and how large the melt pool grows, and the melt pool is the surface fragrance leaves from. This is the cheapest lever on the whole bench: ₹5.90 for the wick that decides the entire burn. Buy both thicknesses, burn them side by side in identical vessels, and keep the one that reaches the wall cleanly without sooting or mushrooming. Full method by vessel diameter is in the wick guide.
Pack Thin (C1) Thick (C2) Per wick
10 wicks ₹59 — ₹5.90
20 wicks ₹118 ₹188.80 ₹5.90 / ₹9.44
50 wicks ₹295 ₹472 ₹5.90 / ₹9.44
100 wicks ₹590 ₹944 ₹5.90 / ₹9.44
Thick (C2) in the 10-wick pack was out of stock on the September 2026 pull — start at the 20-pack for that size. Per-wick pricing is flat at every tier, so again there is no discount waiting for you at 1,000 wicks.
₹247.80 buys both thicknesses to test against each other Buy Eco Candle Wicks
Also priced above: Pen Thermometer ₹354 · Candle Making Weighing Scale ₹354 · Vybar Additive ₹156 / 50g and ₹312 / 100g · Microcrystalline Wax Slab ₹149 / 500g and ₹299 / 1kg · Beeswax Pellets ₹800 / kg · Candle Mold Sealer ₹472 · Bamboo Stirring Sticks ₹118 per 5 · CSI Pro Mixer ₹349. Moulds start at ₹153.40 and run to ₹3,540, with most silicone designs between ₹177 and ₹943; the Ribbed Pillar Mould ships in three sizes from ₹706.82 to ₹1,414.82.

One more comparison worth making before you decide. Beeswax at ₹800 per kilogram is a naturally hard wax that needs no help staying rigid, and if what you actually want is a dense, self-supporting, traditional-looking candle, Beeswax Pellets get you there in one purchase. It is the most expensive of the three routes per kilogram, and it is also the one with no formulation risk at all. Set against Semi Refined Paraffin at ₹220/kg, the spread across the hardness options in the CSI catalogue runs from ₹220 to ₹800 per kilogram before you consider an additive at all.

If the wax is wrong, no additive will make it right. It will only make it complicated.
— CandleMakingSuppliesIndia

Handling it properly, and testing before you commit

If you have read this far and you are still in the group that should buy stearic acid — the traditional paraffin maker, the taper maker, the soap maker — then the rest of this page is for you, and it is about handling and testing rather than persuasion.

1
Weigh it. Never scoop it.It is a solid, it is sold by weight, and a scoop of a fine solid is not a repeatable quantity — bulk density changes with how compacted the material is in the bag. Every gram goes across a weighing scale at ₹354, and the figure goes on the batch sheet next to the wax weight. If you cannot say what went into batch six, you cannot repeat batch six.
2
Keep it dry and sealed.It arrives as a fine solid and it will pick up moisture and clump if you leave the bag open on a shelf through an Indian monsoon. Decant into an airtight container, keep it off the floor, keep it out of direct sun, and label it with the date it arrived and the grade. A clumped, damp additive does not dissolve evenly, and a batch that has not dissolved evenly is a batch with a different composition at the top than at the bottom.
3
Store it away from your fragrance stock.This is the one people skip. A fine solid stored next to open or leaking fragrance oils will take up scent from the air, and once it has, every candle you make with it carries a ghost of whatever was standing beside it. Solids and oils go in separate places. Ideally the additive shelf and the fragrance shelf are not even in the same cupboard.
4
Dissolve it fully, then check the last of the pour.Stir until there is nothing visible in suspension. A bamboo stirring stick at ₹23.60 each is enough for a small batch; a CSI Pro Mixer at ₹349 makes a larger batch genuinely even. Pour the last of the pitcher into a separate test candle and cut it open once it has set: if the bottom of the pitcher looks different from the top, you did not stir long enough.
One variable, one batch
The single most common way makers waste money on additives is changing the additive, the wax, the wick and the fragrance in the same batch, getting a better candle, and having no idea why. Change one thing. Pour a control alongside it from the same melt where you can. Cure both for the full period you normally cure for, not overnight. Then burn them side by side in the same room, on the same day, at the same time.

Price the re-test, because it is not free. A controlled pillar test — one variable, small batch, full cure, wick re-tested afterwards — costs ₹300 for 500g of Soy Pillar Wax plus ₹247.80 for both Eco Wick thicknesses to re-test with, so ₹547.80 of consumables. The container equivalent is cheaper: ₹299 for 500g of Luxury Soy Wax Chunks plus ₹59 for ten Thin (C1) wicks, ₹358 all in. Add the one-off instruments if you do not own them — thermometer ₹354 and scale ₹354, ₹708 together — and a properly instrumented first test costs under ₹1,300 including the tools you will then use forever.

Re-test the wick after any change to the wax, always. A different composition burns differently. If you add a hardener and the candle now burns more slowly, that is the additive doing its job — and it also means your existing wick is now undersized for the new blend, the melt pool will not reach the wall, and the candle will tunnel and smell weaker. Every wax change invalidates the wick test that preceded it. Budget the ₹247.80 and three test burns per vessel size, or do not make the change.

Finally, cost it properly before you commit to it in production. An additive adds a line to your bill of materials, a step to your process, a container to your storage and a variable to your quality control, and all four of those cost money that does not appear on the invoice. How to price candles in India in 2026 covers how to get those indirect costs into your unit price, and is candle making actually profitable in India in 2026 is worth reading before you add complexity to a process that is already working.

Why trust this guide

CANDLEMAKINGSUPPLIESINDIA supplies raw materials, not finished candles. Stearic acid is listed on our store, and this page spends most of its length telling most of its readers not to buy it. That is deliberate. A maker who buys an additive they did not need, blends it into a wax formulated not to want it, and gets wet spots and an unpredictable fragrance load does not come back. A maker who buys the right wax first time does.

Every price on this page is taken from live CSI stock in September 2026 and links to the product page, where current pricing and specification always take precedence. No price is quoted for stearic acid anywhere on this page, because it does not appear in the pricing export this article was written from — that is a gap in our data, not a secret, and the current figure is on the product page and available on WhatsApp. The 13% and 10% fragrance ceilings named above are the wax manufacturers' stated formulation limits for Luxury Soy Wax Chunks and Luxury Soy Wax CSI 464 respectively; they are not regulatory limits and they do not transfer to a wax you have blended yourself.

No dosage percentage and no melting point for stearic acid appears on this page, because neither figure is in our verified source data and both differ by grade. For the technical documentation on the grade currently in stock, plus bulk pricing, GST invoicing, MSDS and IFRA documentation, message us on WhatsApp at +91 7397976926.

Frequently asked questions

How much does stearic acid cost at CSI?
It is listed on the store, but it carries no price in the September 2026 pricing export that this guide was written from, and CSI's editorial rule is that a price we cannot verify does not get printed — no estimate, no "about ₹X", no figure carried over from an older post. Current pricing is on the product page, and you can get it in a minute on WhatsApp at +91 7397976926, along with the technical documentation for the grade in stock. Every other price on this page is verified live pricing.
Do I need stearic acid for soy candles?
No. Soy waxes are sold as application-specific formulations, and the properties stearic acid was invented to provide are already built in. Soy Pillar Wax at ₹300 / 500g is formulated to be hard and to release from moulds. CSI 464 at ₹260 / 500g is formulated to adhere to glass, and adding a hardener to it works against that adhesion and gives you more wet spots, not fewer. If your soy pillars are soft, the problem is almost always that you are pouring a container wax into a pillar mould.
How much stearic acid should I add to a kilogram of wax?
We are not going to give you a percentage here, and you should be wary of any blog that does. Dosage varies by grade and by what the rest of the formulation is doing, and a number lifted from an American forum post about a different paraffin will cost you a batch. Ask for the technical documentation on the grade you are actually buying — CSI supplies MSDS and technical documentation on request via WhatsApp at +91 7397976926 — and then run a small controlled test against a control candle before you commit any of it to production.
Will stearic acid make my candle smell stronger?
No. It is a hardener and an opacifier; it contributes nothing to scent. Worse, blending a second solid fatty component into your wax changes what that wax will hold in solution, so the fragrance ceiling stated by the wax manufacturer no longer describes your blend — up to 13% for Luxury Soy Wax Chunks and up to 10% for CSI 464 are figures for those waxes, unmodified. If throw is your problem, the fixes are a full cure and a correctly sized wick, both of which are covered in how much fragrance oil a candle business needs.
What is the difference between stearic acid and Vybar?
Both are candle additives rather than waxes, and both are bought and used in grams rather than kilograms. Stearic acid is a fatty acid used traditionally to harden and opacify paraffin and to help moulded candles release. Vybar Additive is a polymer additive, and CSI does list a verified price for it: ₹156 for 50g and ₹312 for 100g. Note what that works out to per kilogram — ₹3,120 — which is five times the price of Soy Pillar Wax. Additives are expensive by weight; that is normal, and it is also why buying the property as a wax is usually the cheaper route.
Can I use stearic acid to stop wet spots in jar candles?
It will make them worse. Wet spots are the wax pulling away from the glass as it cools and shrinks. A hardener increases shrinkage, so it increases the pulling away. The genuine fixes cost nothing: warm the jars slightly before pouring, pour at the temperature the wax documentation specifies, and let the jars cool slowly and evenly away from draughts, cold floors and fans. A pen thermometer at ₹354 is the only purchase involved, and you buy it once.
Buy the property, not the additive
Most people searching for stearic acid want a harder candle. The shortest route to one is a wax formulated to be hard.
Soy Pillar Wax from ₹300 / 500g, flat at ₹600 per kilogram to 10 kg. Luxury Soy Wax Chunks from ₹299 / 500g with a stated 13% ceiling. CSI 464 flakes from ₹260 / 500g at 10%. Fully Refined Paraffin from ₹177 / 500g and Semi Refined Paraffin at ₹220 / kg if you are pouring traditional pillars. Eco Candle Wicks from ₹59. Moulds from ₹153.40. For current stearic acid pricing, MSDS, IFRA and GST-invoiced bulk quotes, message us.
Shop candle wax Ask about stearic acid on WhatsApp
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Editorial standards & sources
About this guide: Written by the CANDLEMAKINGSUPPLIESINDIA team. Product recommendations reflect the CSI range; the argument about formulated waxes replacing additives applies to any supplier.

Customer reviews: The six reviews at the top of this page are genuine, published Judge.me reviews left by CSI customers on their product pages. None of them is a review of stearic acid — four are reviews of Soy Pillar Wax (Jinal Patel, Dipali Sable, Lalitha Jagan, Deepika k.) and two are reviews of moulds (Radhaa S, 40 Cavity Square Moulds; Delcy Fernandes, Ribbed Pillar Mould), which are the products this page recommends in place of a hardener. Names, star ratings, dates and products are as recorded by Judge.me. "Verified buyer" appears only where Judge.me recorded the review as verified, which is the case for five of the six; the Lalitha Jagan review is published but not recorded as verified and is therefore not badged. One review is shortened with an ellipsis and is otherwise unedited. No locations are shown, because Judge.me does not record them.

The stearic acid price: Stearic Acid is listed on the CSI store but does not appear in the pricing export of 10 September 2026 from which every figure on this page is drawn. No price for it is stated anywhere on this page, and none should be inferred. Current pricing is on the product page and available on WhatsApp at +91 7397976926. No dosage percentage and no melting point for stearic acid is stated either, for the same reason — neither figure is in the verified source data, and both vary by grade. Ask for the technical documentation.

Figures verified September 2026 (CSI live pricing): Soy Pillar Wax ₹300 / 500g, ₹600 / 1kg, ₹3,000 / 5kg, ₹6,000 / 10kg (flat ₹600/kg). Luxury Soy Wax Chunks ₹299 / 500g, ₹599 / 1kg, ₹2,995 / 5kg, ₹5,999 / 10kg. Luxury Soy Wax CSI 464 flakes ₹260 / 500g, ₹507.40 / 1kg, ₹2,537 / 5kg, ₹5,074 / 10kg. Fully Refined Paraffin Wax Pellets ₹177 / 500g, ₹354 / 1kg. Semi Refined Paraffin Wax ₹220 / 1kg — the cheapest wax per kilogram in the catalogue. Microcrystalline Wax Slab ₹149 / 500g, ₹299 / 1kg. Beeswax Pellets ₹800 / kg. Vybar Additive ₹156 / 50g and ₹312 / 100g (₹3,120/kg equivalent, quoted for comparison only). Eco Candle Wicks Thin (C1) ₹59 / 10, ₹118 / 20, ₹295 / 50, ₹590 / 100 (₹5.90 each) and Thick (C2) ₹188.80 / 20, ₹472 / 50, ₹944 / 100 (₹9.44 each); the Thick (C2) 10-wick pack was out of stock on the pull date. Pen Thermometer ₹354. Candle Making Weighing Scale ₹354. Candle Mold Sealer ₹472. Bamboo Stirring Sticks ₹118 per pack of 5 (₹23.60 each). CSI Pro Mixer ₹349. Moulds ₹153.40 to ₹3,540, most silicone designs ₹177 to ₹943, Ribbed Pillar Mould ₹706.82 to ₹1,414.82 across three sizes. Soap Making Raw Materials collection: 27 products. Fragrance load ceilings of up to 13% for Luxury Soy Wax Chunks and up to 10% for Luxury Soy Wax CSI 464 are the wax manufacturers' stated formulation limits, not regulatory limits, and do not apply to a wax blended with an additive. Test-batch totals of ₹547.80, ₹358, ₹708 and ₹247.80 are sums of the listed prices above. Diwali 2026 falls on 8 November. Prices and availability change — the linked product pages are always authoritative.
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