We’ll talk about the healthy range for men and women, and the limitations. So a higher superfatted soap tends to go rancid quickly. The superfat is only a small fraction of the soap. Unfortunately, it's not. A 100% coconut oil soap is one example of a strongly cleansing soap that can leave skin dry and tight. If you add too little, your soap will contain excess fat which will cause your soap to go rancid. Different oils have different fatty acid content and give different properties to the finished soap. Salt soap cures out super hard. This idea that superfat increases the gentleness of soap has created some misleading but persistent myths. While there is little agreement on the best oils for soap making, a few basics are well known to be good for this purpose. It will gradually change into chemicals that aren't at all like the original oil. Soap recipe ratios involve a little bit of math, but the benefit is that it allows you to easily adjust a recipe to fit any size mold. Relevance. If you have been automatically using a high amount of superfat, the answers may surprise you! Knowing what I do about how soap emulsifies fats to make them water soluble, I know only a fraction of that tiny amount of fat actually sticks to my skin. Being a engineer-ish kind of soapy geek, let's say I weigh my soap before and after bathing. Higher superfat might seem like the ultimate, easy answer to making a mild, gentle soap. How fast does this transformation happen? It is a visible sign that says you no longer have to stick blend or whisk the mixture to keep it well mixed. Superfat in soap might help my skin a tiny bit, but lotion is going to do a much better job of making my skin feel smooth and soothed. If you are going to make this recipe, then the only way to tame the soap is to use a high superfat of 15% to 20%. Rendering Fat. If the soap has a 5% superfat it will have less free oil in it than a soap that has 10% superfat. Similar to Palm, cheaper too. If you are not sure, the default of 5% superfat is a good place to start if you are using a classic blend of fats. How To Check And Measure pH Of Liquid Soap With pH Meter | Recommended Super Fat & Lye To Water Ratio. Then it is a simple math: 500/c(4750+500) = 9.5% …this is not 5%, right? Fiction -- Fat added after the cook will remain as superfat in HP (hot process) soap. Salt bars contain mostly coconut oil (a cheaper oil than say…olive oil or shea butter) and sea salt, thus creating a pretty inexpensive bar of soap. A mere 2 tablespoons of lotion will put almost TEN TIMES more fat on my skin than the superfat in soap theoretically will. That means there is very little fat available to cling to your skin. If somehow, lard is not the best pick, but if my experiment showed that it is the best one, what could be an explanation for this result? biire2u. 70% lard, 25% Coconut, 5% castor, 10% Super fat. Below is the best shampoo bar recipe of all that we tried. It is there for only a few moments, and then is rinsed off. I found that 3% is the optimal amount of oils to use for superfatting. Any fat, including superfat, is emulsified by soap. If you superfat with high percentages you are left with high amounts of unsaponified oils in your soap. If coconut oil has more fatty acids than olive oil, this means that let’s say (now I invent numbers) 1g of coconut oil contains 100 fatty acids, while 1g of olive oil contains 50 fatty acids. By using percentages for soap making measurements, you can also get a better feel for the qualifies of the soap you're making. That is what superfat means...the amount of free oil left in a recipe. This is because in order to create a superfat, you use less lye in the recipe. A typical bar soap recipe calls for Typical Bar Soap Recipe Values: Hardness 29 to 54 Cleansing 12 to 22 Conditioning 44 to 69 Bubbly lather 14 to 46 Creamy lather 16 to 48 Soap is made by the chemical reaction that occurs when mixing fatty acids, lye (NaOH for bar soap, KOH for liquid soap), and water. They have the property of acting as emollients or moisturizers in soap recipes. Is there a recipe I can use or, Home  |  What's New! Use the following saponification saponification chart or table for making soap by multiplying the number of grams of oil or fats by the figure stated and this will give you the exact amount of sodium hydroxide to saponify it. And what is the chemical/technical explanation for why that particular fat/oil is the best for making soap? NOTE that different sources give sightly different percentages, depending on the sample used for the analysis. After both procedures, we say that we superfatted our soap, which is true. Some soapmakers go up to 15% and swear by it. Now I do not feel like I am sitting here in the dark!. Learn more: What do the Soapcalc numbers really mean? Oils often used for superfatting would be Sunflower, Cocoa Butter, coconut oil, Shea butter or soybean. This is based on a 140 g bar of soap, 30 days of use, 1 shower per day, so 140/30 = 4.7 g per shower. Let's also say I take the bar to my soapy science lab and determine the soap is superfatted with a true 10% excess of fat (aka superfat.) Emulsification means the fat becomes water soluble and wants to stay mixed with the bath water. Increasing the superfat above the 1% to 3% safety margin can help tame this tendency. During saponification, an alkali such as NaOH partly or completely breaks the triglycerides (fat molecules) into fatty acids, and the fatty acids the react further with the NaOH to become soap. The higher the superfat, the more “free-floating” oils in the soap. Salt bars are great for individual cavity molds that you can’t usually use with your regular recipe. See which version feels best on your skin, which one lathers best, and which one lasts longest. According to Cornell University, the surface area of my skin is about 1.9 square meters. They are inexpensive to make. Fats for Soap. I could pick a couple of reasons. The soap gets hard fast and will pop right out. The downside to using coconut oil is that it has a high percentage of lauric acid, a medium chain triglyceride, which renders it a great cleaner but drying to the skin. The chemical reaction of fat with water is called "hydrolysis" (hi-draw-luh-sis). It turns out something as simple as water can break a fat molecule apart too. A too-high superfat will definitely reduce lather and increase the softness of bar soap. To allow soap makers to create soaps in different quantities, we often write recipes in percentages as well as measurements. To learn what superfat you prefer for a given blend of fats, make one of your favorite recipes in three versions -- one with 2% superfat, one at 5%, and one at 8%. I determine the soap weighs 5 grams less after my shower. The bottom line is there is truly no practical benefit to adding a fat at trace. 0.1296: Sunflower oil: This oil can deteriorate very quickly in soap, and so best used with long-lasting oils with high vitamin e … Even if the superfat could remain in its orginal form, only tiny traces of fat will be able to cling to the skin. Late fall or early winter would be the best times. If you reduce the required amount of lye needed to turn oil into soap you will have some oil left in the final soap. The Reason for Superfatting I got my water mixture out of the fridge and whisked it into, I'm interested in making my own soap and shampoo bars, but my young son is allergic to all nuts and possibly to coconut. Of all the oils used in soapmaking coconut oil is one that is a mainstay of many formulations owing to the fact that it creates a super hard soap and produces a soap that lathers well. Soap sometimes cleans so well that it dries or irritates the skin. If I were an overly optimistic sort, I might assume every molecule of that fat will stick to my skin during bathing. A higher percentage, 10-20% of the total fats in the base also makes an outstanding soap. A soap calculator will have an input field for superfatting and will calculate this for you. Soap sometimes cleans so well that it dries or irritates the skin. Similar to Palm, cheaper too. best super fat percentage for soap Shop Now OUR PREMIUM ORIGINAL HANDMADE BAR SOAPS OUR PREMIUM ORIGINAL HANDMADE LIQUID HAND SOAPS OUR PREMIUM ORIGINAL HANDMADE LIQUID SHAMPOOS Free U.S.A. Mainland Delivery on all orders over $25 100% Satisfaction Guaranteed Buy More, Save More! For instance, we recommend … Skin is far more likely to benefit from putting those lovely fats into a lotion or body butter that remains on the skin for hours. Soap can be made with a higher percentage solution (50% - equal parts water and lye) but it is more difficult and is considered and advanced technique. The bottom line is superfat added to HP soap after the cook will remain more or less in its original form for awhile, but it is not guaranteed to remain intact forever. But then, as late as possible at/after trace, I want to add in some raw coconut oil for both moisture and scent. The recipe contained within this article is for 6 percent superfat. I will use 5 grams per shower -- that's an easy number. It was tested on oily and dry hair types, as well as both fine and coarse hair types. A superfat of 1% to 3% is good safety margin. Favorite Answer. But what if I make a soap recipe--any old recipe--with NO discount. I use a recipe and I calculate it with 6 percent in calculator spot for super fat. Take care not to skip a day, if you plan to travel or be somewhere else during the day, fill a thermos with your fat-burning soup and consume it as required in the diet plan explained below. I break out my trusty calculator and determine the 5 grams of soap with which I bathed contains a total of 5 X 10/100 = 0.5 grams of fat. The lotion contains 15% fat. A lot of the superfat from the soap will go down the drain. When making soap with animal fats; the fats will need to be purified first. Lv 7. We almost always superfat our recipes at 5% because it adds luxury to the soap without making it too soft or inhibiting lather. By contrast, these are usually vegetable oils that are liquid at room temperature and consist mainly of bent and branched chain molecules. Mix in a bit of castor or another interesting fat or two, and the result is a classic blend for soap making. You can also simplify that – for a one pound batch of soap, a 5% superfat works out roughly to 0.8 oz. It is usually superfatted at 20-25% for body soap because of the high cleansing of the bar. The rule when superfatting is to not go over 5 % of your oil content. So ask yourself -- how can a short exposure to a small amount of soap with a tiny bit of superfat in it do much to soothe and condition a person's dry or delicate skin? The best shampoo bar recipe will have between 4-7 percent superfat, enough to make the shampoo gentle and to use up all of the lye for soap, but not enough to coat the hair. The terms “superfat” and “lye discount” can be used interchangeably. As with so many soapy things, the answer is "it depends." Percentage of deodorant soap sales in the U.S. 2007/2008, by vendor Domestic consumption of toilet soap in Taiwan 2009-2019 U.S. product shipment value of soaps and detergents 2002-2016 Most of the superfat simply rinses down the drain. Here is a thought experiment to show why superfat in soap does not do much to condition and sooth the skin --. I have been on the search of this same exact question for months and finally came across this today. As I have just explained, superfat does not remain fully intact in soap. This blend of fatty chemicals will not behave like the original superfat. If try to add 5g of coconut oil to soap made from 95g of olive oil, you are basically adding 500 fatty acids to 50*95 = 4750 fatty acids. The amount of superfat theoretically sticking to my skin is thus 0.5 g / 1.9 m2 = 0.26 g / m2. 1% is just to be safe & … A soap making oil chart must, therefore, cover the basic oils as well as the more exotic oils that are becoming more common in soap making today. This Soup is great for providing vitamins, minerals, protein and fiber. One square meter (m2) is about one square yard for us Americans. Copyright © 2002-2020 - All rights reserved by Classic Bells Ltd. Got bells to restore? Even more, following his wife’s “suggestions” he perfected his soap making methods by producing and adding natural aromatic oils to his recipe. Well, it was getting quite late last night and I was finishing up my last batch of soap. Anything that slows down rancidity (DOS) will also slow down hydrolysis, so antioxidants and chelators (ROE, EDTA, citrate, etc) and cool, dry, dark storage conditions may help the superfat oil remain intact a little longer. If you've found this site to be helpful in expanding your soap making knowledge and would like to make a SMALL donation to help with the cost of maintaining this site, your support would be greatly appreciated. A soap must include enough fat to make sure all of the lye is used up. Grandma’s Lye Soap was made with rendered fat; this fat would have come from goat, beef, pork or lamb. Refer to the next section for a look at some of the most common fats used in soapmaking. Fiction -- Fat added at trace will remain as superfat in CP (cold process) soap. If you learn to tailor the superfat to the recipe, your soap will perform better. For example, using 9 1/2 ounces of lye instead of 10 ounces would amount to percent superfatting. I estimate I put at least 2 tablespoons (1 ounce or 30 grams) of lotion on my skin after showering. Generally, the overall mix of fatty acids is known and represented by percentages. I want every bit of oil to be bonded with lye. Send them soon to get them back for the 2020 Holidays. Calculating body fat percentage isn’t always completely accurate, and there are many methods to try. "Trace" is a stage at which the fat and lye solution are chemically emulsified, meaning these ingredients are able to stay blended together on their own. The best ingredients to balance the saturated fats in a soap recipe are the unsaturated fats. 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