Surfactants

Anonymous wrote in this post: Are phosphate esters derived from chemical or organic? Are they safe in beauty products? As there are really two questions here, let’s take a look at each one. The quick answers are no, and yes. From the post: Phosphate esters are a category of anionic surfactants that include alkyl phosphates and...

Ruth wrote to ask me this question: What does it mean, when a ingredient says it is 25% or 30% or etc. active? Do you use them differently? Depending on the active %? Great question, Ruth! We see this mostly with surfactants in that the ingredient contains 25% of the active ingredient – something like cocamidopropyl betaine...