Dermasté Journal
Evidence-aware guidance on ingredients, formulation, skin barrier science, midlife skin, and the claims cosmetics can honestly support.
All Natural Skin Care
Can You Mix Products With Different pH Levels? Usually, Yes: pH affects ingredient ionization, preservation, rheology, comfort and stability. Skin has an ac.
Why Formulators Recheck pH After 24 Hours: pH affects ingredient ionization, preservation, rheology, comfort and stability. Skin has an acidic surface, but.
Skin pH, Product pH and the Trouble With One Magic Number: pH affects ingredient ionization, preservation, rheology, comfort and stability. Skin has an acid.
“Preservative-Free” Is Not Automatically Safer: Water activity, pH, packaging, raw-material bioburden and consumer use affect microbial risk. Preservative p.
Preservative Challenge Testing, Explained Without the Jargon: Water activity, pH, packaging, raw-material bioburden and consumer use affect microbial risk.
Why Water-Based Skincare Needs a Real Preservative System: Water activity, pH, packaging, raw-material bioburden and consumer use affect microbial risk. Pre.