ProfessorHerb @ProfessorHerb • Joined Feb 2022 • Active 3 years ago Remove Connection Are you sure you want to remove from your connections? Profile Forums Timeline Groups Photos Documents Discussions Replies Favorites Discussions Replies Favorites Forum Replies Created Page 2 of 2 ← 1 2 ProfessorHerb Member February 25, 2022 at 5:39 am in reply to: Shampoo bar formula You don’t need BTMS even if you’re looking for conditioning or to make your bar more solid. I would recommend between 50-80 percent solids surfanctant. But you need more than one powder shampoo agent because each surfactant has a maximum safe level. Page 2 of 2 ← 1 2