The Beauty Brains

Can K18 serum reduce hair fall and reverse grey? Episode 431

Freitag, 21. August 2026 · 47 min

MP3

Shownotes

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On today’s show we cover lots of questions including…
• Do you have to worry about BHT in cosmetics?
• Are hair masks worth using?
• Will a biomimetic hair longevity serum reduce shedding?
• Can you mix products together to reduce irritation?
• What's the deal with QOAT Professional Hair Color?
Perry and Valerie are back after their summer travels, with stories about Greece, Albania, cats, sidewalks, Texas heat, and a medical-testing catch-up before getting into the latest beauty news and listener questions.
Beauty News
- Millions use apps like Yuka to judge beauty products (nytimes.com/wirecutter/reviews/advice-beauty-p…)
-A lawsuit alleging that TRESemmé shampoos containing DMDM hydantoin caused hair loss (beautymatter.com/articles/unilever-the-lawsuit…)
- Beauty trademark filings connected to Lindsay Lohan and Tate McRae.

K18 FutureIQ product (k18hair.com/products/futureiq-biomimetic-hair-…)
Approximate timestamps
- Introduction
-Yuka product-safety scores and their effect on formulation
- TRESemmé, DMDM hydantoin, and a hair-loss lawsuit
- Celebrity launch
- Is BHT in cosmetics a safety concern?
- Are hair masks worth using?
- Mixing tretinoin gel with marula oil
- K18 FutureIQ hair longevity serum claims
- QOAT Professional Hair Color Topcoat
- Ending
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