Low pH shampoo - hard water - supplement sunscreen and more - episode 415
From The Beauty Brains by Discover the beauty and cosmetic products you should use and avoid
December 24, 2025 · 43 min
About this episode
The episode discusses various beauty-related questions including the effects of low pH shampoos, hard water on hair color, and the health risks of topical tretinoin.
Send us Fan Mail On today’s show we cover lots of questions including… Do low pH shampoos preserve color?Can a supplement provide you sun protection?What effects does hard water have on hair color?How significant are the health risks to taking topical tretinoin?What’s the difference between aerosol and non aerosol sprays?Beauty News NY SCC meeting FDA withdraws talc rule. New sunscreen in US Electrokinetics confirms BTMC is best conditioner! Question links Science direct article Cleveland cli...