What percentage should you Superfat soap?
Superfatting is typical done at 5-20%. I personally, prefer to superfat at 5% because I feel that it makes for a soothing bar without it being too soft or inhibiting lather.
What is the best Superfat for soap?
A superfat of 1% to 3% is good safety margin. The second reason is to increase the mildness of the soap on the skin. Soap sometimes cleans so well that it dries or irritates the skin. Increasing the superfat above the 1% to 3% safety margin can help tame this tendency.
How do you calculate Superfat?
You can also use the following equation: (1 – % superfat you want). So, if you want to superfat your olive oil soap in the above example by 4%, it would be: (1.34 oz. lye) x (1 – . 04) = 1.29 oz.
What is Superfat for soap making?
Superfatting is the process of using less lye (or more fat) than industry standards so that there’s some leftover oil in the soap that’s not bound to lye. This leaves behind more unsaponified fat, providing more moisture in the soap.
What is considered a Superfat?
Also known as Large Fat, “Lane Bryant Fat” is a term coined by writer Roxane Gay. It refers to people who can still shop at Lane Bryant, which up until recently, offered clothing up to a size 28. (Lane Bryant now offers sizes 10-40.) Superfat — sizes 26-32+
What is Superfatting or a Superfat value?
Superfatting is either adding an extra amount of oil to your soap recipe but keeping the lye amount the same, or using the same amount of oil and less lye. For example, using 9 1/2 ounces of lye instead of 10 ounces would amount to percent superfatting.
What is the lye to fat ratio?
Multiply 16 (fat wt) by 0.132 = 2.1 oz. of lye. Why different oils have their own SAP values: It all has to do with the length of the fatty acid chain. Briefly, it takes the same amount of lye to saponify a short fatty acid molecule as it does to saponify a long fatty acid molecule.
How do you calculate soap recipe?
Calculating the Amount of Soap Needed to Fill a Soap Mold
- Calculate the volume of the mold in cubic inches.
- Multiply the volume of the mold by 0.4 to find the total amount of oils in the recipe.
- Enter that amount of oils into an online lye calculator to get the final recipe quantities.
How do I know if my soap is lye heavy?
Normal soap pH is around 9-10. If the soap is 9-10 it will turn light green. If the soap is pH 11-14, it is lye heavy. The pH strip will turn a dark green or purple in that case.
How do you calculate fat from soap?
What is the best soap calculator app?
Bramble Berry’s calculator is a great simple soap calculator and it has been revised to include liquid soap. With this tool, you can only superfat up to 10 percent. If you come across an issue, the Bellingham, Washington-based company has staff available to answer your questions.