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

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On today’s show we cover lots of questions including…

1. Do low pH shampoos preserve color?
2. Can a supplement provide you sun protection?
3. What effects does hard water have on hair color?
4. How significant are the health risks to taking topical tretinoin?
5. 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

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