AHA, Salicylic Acid, Vitamin C – Oh my!
Adventures in Cosmetic Chemistry, volume 7, 2017
originally issued on Patreon August 2017
I’m so excited about this new e-zine on AHAs, salicylic acid, and Vitamin C with 48 pages of brand new formulas and write ups! I’ve been working with these ingredients for almost 18 months to ensure you’re getting the most awesome formulas I can create.