I'm a cosmetic chemist. AMA on aging skin, peri-menopause skin, peptides, retinol intolerance, skincare in general.

/r/40and45PlusSkinCare/comments/1u6h3pa/ama_im_a_cosmetic_chemist_7_years_formulating/

Submitted June 18, 2026 at 01:38PM by OKOASkin https://ift.tt/gYKyahG