Stearic acid is mainly used to support the scent of the product and improve the texture and spreadability. Stearic Acid Stearic acid is a chemical compound consisting of an 18 carbon chain whose terminal carbon is connected to an oxygen atom with a double bond and a hydroxyl group (OH) by a single bond. This product should always be stored in an area that is inaccessible to children, especially those under the age of 7. Allow the stearic acid to fully melt before moving on to making your shaving soap! ), No spam, even if the gremlins threaten our soap pot. If you want to replace other oils in this formula, you'll need to replace them properly. A plethora of butters contain high amounts of stearic acid, including Kokum, Illipe, Sal, Mango, and Shea butters. This should provide a reasonably hard bar of soap. INCI: Stearic Acid SAP Value: 207-213. You can also get some sodium lactate and add it at 3% of your oil rate to your lye water. Recommended Usage for Candles:3-5%. Wait, we didn't zap test this sucker?! Well go over safety tips when mixing chemicals, and share two recipes that work. using powdered candle dyes, melt the powdered dye in a small amount of stearic acid before adding it to the wax. Recommended Usage for Cleansers: .5%. Any/all of the links on RusticWise.com may be affiliate links from which we receive a small commission from sales of certain items. Temp your oils, and if they are below 180 F (82 C) move right along with the next step! In fact, a high stearic acid content will help make up for the lower palmitic acid content found within many palm-free, vegan recipes. Yourfinal shaving soap should be a semi-soft consistency that is pliable with a little force, which will allow it to lather quickly on a shaving brush! Traditionally used as a thickening agent in lotions, this waxy substance is also used as a hardening agent in soaps and candles. I recommend allowing the soap to sit for a week before using it, and doing a pH test to check for any excess alkali before using. It is also preferred for hardening soaps high in fatty acids that would not create a hard bar by themselves. These two fatty acids create soap that is harder and lasts much longer. (. You can bump up the stearic acid content by using certain oils, fats, and butters such as hydrogenated soybean oil, kokum butter, and illipe butter to name a few examples. After a few minutes, it will grow creamy, and start to thicken. Its a saturated fatty acid that is commonly used to alter the consistency or the melting temperature of a product. You could try melting the hard oils to very warm first (160 plus), mix well, and then add the liquid oils to cool things down, assuring all the hard oils are melted and incorporated well . 2. It's usually used as a thickening agent in lotion. A recipe with as little as 3% stearic acid, all the way up to 15% stearic acid, will still yield a great bar of soap! Stir gently and continuously until the fat separates from the tallow and rises to the top. Learn More, This is an incredibly reliable self Emulsifying Wax that produces a stable emulsion which is wonderfully smooth. In this way, Stearic Acid works to ensure that emulsions do not separate into isolated layers of water and oil. That sounds like a very small amount, but a little goes a long way when it comes to stearic acid! Potential side effects of Stearic Acid include irritation, such as itching, stinging, burning, redness, rashes, inflammation, hives, blisters, sun sensitivity, and scaly skin. xo, Join me in this free workshop to learn what holds soapmakers back from the success they dream of - and how to overcome it. Because of this, it is perfect for use in shaving foams. While fully hydrogenated soybean oil (aka soy wax) contains the highest levels of naturally occurring stearic acid to my knowledge, it can be a bit tricky to work with. Add 4 oz. GIFT CERTIFICATE. Thesoap during the pour is extremely smooth due to the higher water content, and the inclusion of sodium lactate. Learn More, Cetyl Stearyl Alcohol (Cetearyl) is a blend of cetyl and stearyl fatty alcohols, and is used as to add viscosity and and as a stabiliser in creams and When hes not tinkering in the garden, or fixing something around the house, you can find him working on a vast array of random side projects. The SL just makes a harder bar. Temp your oils, and if they are below 180 F ( 82 C) move right along with the next step! Stir gently. Palm Free Stearic Acid. If your soap recipe contains a high unsaturated fatty acid composition, youll get bars of soap that are softer, and more moisturizing. Stearic acid is also found in cocoa butter, shea butter, and other vegetable fats, as well as animal tallow. Making cosmetics/makeup. Candlemaking is also one of the spectacular stearic acid uses. The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. That should be plenty warm enough to prevent those spots, even in a soap with a high stearic or palmitic acid (both can cause the spots) composite. Youll find that stearic acid is used for many commercial applications: its a main component of shaving creams; acts as a thickener and stabilizer in cosmetics, skincare, and other household items; improves viscosity; and acts as a lubricant for industrial purposes.. Be sure to mix in a well-ventilated area. It has become a primary choice for many bath and body manufacturers as it is used . Use approximately 5 tablespoons per lb of wax. Stearic acid produced in this way is considered vegan. Stearic acid - metallurgical; Stearic acid; Stearic acid; Stearic acid rubber grade, for industrial, packaging size: 5. Consider using one or more of these soap making fats. GET STARTED:Turn your crockpot on to low and wait for your oils to melt. Soapmaking involves reacting fats/oils with a strong hydroxide base, to form glycerin and soap (salts of fatty acids). Read More Best Hard Oils for Soap Making (Plus Brittle Oils Too!)Continue. It contains no preservatives or additives and has been triple-pressed for purity. (A few soapmakers have said they use a stainless steel ice cream scoop for portioning this soap into jars or tins - smart thinking!). Initially, the shaving soap recipe will hugely accelerate into the mashed potatoes phase of hot process soapmaking. 275 sold 275 sold 275 sold. Hyaluronic Acid, aka Sodium Hyaluronate provides instant hydration so be prepared for soft, plump ski I received my order so quickly after placing it despite the back order from over the Christmas holidays and I am so pleased with the product! Add your additives to the shaving soap, including your additional oil, essential oil blend, vitamin E, sodium lactate, silk amino acids, and colorants! Candles Prior to using Stearic Acid Raw Material, a skin test is recommended. The lye amount is calculated at a 5% superfat, however,an additional ounce ofoil will be added later that will increase the superfat to about an 8% superfat. This valuable saturated fatty acid is the main constituent of both Cocoa and Shea butter. My recipe uses 50% stearic acid. MIX IT UP: Once all of your oils are melted, you are ready to get started! If youre making homemade soaps. LAURIC acid /a > Stearic acid is a common ingredient in skin care products blend Fat, making it much smaller slow down or stop their growth are the other components Used in cosmetics, soaps, and shampoos a colourless or pale yellow with!Such as in the presence of a base ( alkali ) not established the The fat, making it much smaller is used in cosmetics, soaps and. Every fifteen minutes, stir your soap with a spatula so that the soap on the bottom doesn't burn. Stearic acid will saponify instantly, accelerating your batch. Or, you could also add a tiny amount of pure stearic acid to your soap recipe. The first fatty acid is lauric acid. How much stearic acid to use in melt and pour soap? Stearic spots are tiny white dots that are visible in finished soap. [8] It is also used in adhesives, lubricants, laundry products and paper . Its soap-like quality enables it to penetrate the skin, providing emollient and skin-softening properties. Personally, I like to add the water phase additives first, as the sodium lactate helps loosen up the soap a little bit more. Palm Oil vs. Palm Shortening: No, These Are Not the Same Thing, Best Hard Oils for Soap Making (Plus Brittle Oils Too! Stearic acid is natural and vegetable-based, and when added to paraffin wax it creates stronger, harder candles that release from moulds much easier. Stearic is also used in solid shampoo bars and stick products to give hardness. 2. When it comes to cosmetics, stearic acid in skin care is used to provide a stable base for a range of products but also to bind and thicken certain formulations. This stearic acid is derived from Rapeseed Oil. MIX IT UP:Once all of your oils are melted, you are ready to get started! $3.50 Also referred to as Stearin, this palm derived product is wonderful in creams and lotions as an emollient and thickener. Of course you do! Whether you want to use stearic acid in skin care, or whatever you need it for, always acquire it from a trusted supplier. Ensure the Stearic acid is fully dissolved into your oil stage (use agitation if required) in order to minimise the risk of graininess in your final formulation. KOH is notorious for being stubborn without added heat, but following these directions will give you enough heat for saponification to do its thing. It is used as an emollient, surfactant, and emulsifier. WRAP IT UP:After your soap has cooked and gone through all of the above stages, turn your crockpot to the warm setting (if it has one!) 5% or 10% Stearic is a saturated fatty acid that contributes hardness and stable lather in soap making, similar to palmitic acid, except that it has a longer carbon chain. Tip: When formulating your cold process or hot process soap recipe, a good guideline is to keep the stearic acid content anywhere from 5 to 15 percent. Check out the best hard oils for soap making along with a few brittle oils too (plus learn about their properties). A good amount of butters contain high amounts of stearic acid, including Kokum, Illipe, Sal, Mango, and Shea butters. It belongs to class of materials known as fatty acids, produced primarily from natural fats and oils. Stearic acid is mainly used to make cosmetic products such as shampoos and shaving creams. I recommend adding the potassium hydroxide (KOH) first, as it will make a whooshing sound and bubble up a little from the amount of heat/energy created by a KOH solution. When added to lotion formulations, Stearic Acid functions as a thickening agent that contributes a richness to the texture of the final product. It can also be used for soap, emulsified scrub, and conditioner. 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