Cosmetics Formulation Development

Activated Carbon (ผงถ่านกัมมันต์) this water soluble? How many percent do you put in a bar of soap?

Hello, it can't be dissolved in water. The use is dispersed in any formula. It doesn't dissolve. If it is a mixture of bar soap can be added in any step that the mixer is convenient to blend, give ผงถ่านกัมมันต์ is dispersible. The usage rate Activated Carbon is not specific. Since it can be used from 1-100%, I recommend you to try it at 2-3% and adjust the increase or decrease as needed.