Weekend Wonderings: How can you incorporate a preservative into a shampoo bar?

In this post, Liquid Germall Plus, Irina asks: Could you be so kind to show us the process itself, how do you incorporate a preservative in to solid conditioners and shampoo bars, please? Preservatives are heat sensitive, but bars are getting had, not pourable way before 40 C, how do you manage to put the…

This content is for $3 Level, $5 Level, and $10 Level members only.
Subscribe
Already a member? Log in here