Low pH shampoo - hard water - supplement sunscreen and more - episode 415

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 clinic article Approximate timestamps 0:00 - Intro 1:00 - Chit chat - SCC meeting in New York 9:15 - Beauty News - FDA talc rule 12:00 - Best hair conditioner 15:00 - New sunscreen in the US 18:15 - Low pH shampoo 20:40 - Supplement sun screen 24:50 - Hard water and hair 29:50 - Topical tretinoin 37:20 - Aerosol vs non aerosol 41:05 - Ending Five Ways to Ask a question - 1. Send us a message through Patreon! 2. You can record your question on your smart phone and email to thebeautybrains@gmail.com 3. Send it to us via social media (see links below) 4. Submit it through the following form - Ask a question 5. Leave a voice mail message: 872-216-1856 Social media accounts on Instagram we’re at thebeautybrains2018 on Twitter, we’re thebeautybrains On Bluesky we’re at thebeautybrains On Youtube we are at thebeautybrains2018 And we have a Facebook page Valerie's ingredient company - Simply Ingredients Perry's other website - Chemists Corner Follow the Porch Kitty Krew instagram account Support the show

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Low pH shampoo - hard water - supplement sunscreen and more - episode 415 is an episode from The Beauty Brains by Discover the beauty and cosmetic products you should use and avoid.

This episode is 43:05 long.

This episode was published on Dec 24, 2025.

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