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The Beauty Brains

The Beauty Brains

Discover the beauty and cosmetic products you should use and avoid 308 Episodes Jul 24, 2026

Real scientists answer your beauty questions, helping you discover the beauty and cosmetic products you should use and avoid.

Episodes

Can a $1,200 Eye Treatment Really Reduce Wrinkles? - Episode 430
Can a $1,200 Eye Treatment Really Reduce Wrinkles? - Episode 430 Jul 24, 2026 2759 Send us Fan MailOn today’s show we cover lots of questions including…How does Olaplex Bond Shaper Curl Rebuilding work?Are plant stem cells reducing wrinkles?What chemical in hair color damages the hair?What’s a good sunscreen to use that won’t sting eyes?Is Le Balm solid moisturizer worth the price?Beauty NewsNew tool to grade cosmetic ingredients.The future of beauty according to 5 top scientist
What really works - Episode 429
What really works - Episode 429 Jul 10, 2026 2482 Send us Fan MailOn today’s show we cover lots of questions including…How do you know a study can be trusted?Are collagen supplements for skin a myth?What makes a hair conditioner condition? Is EGF worth the hype?Is exfoliation just as important as SPF?Approximate timestamps0:00 - Intro2:00 - Trusting Studies12:00 - Supplements and skin18:30 - Hair conditioner26:30 - EGF30:25 - Exfoliation and SPF4
The New Sunscreen Ingredient, Niacinamide Overload, and Keratin Treatments - Episode 428
The New Sunscreen Ingredient, Niacinamide Overload, and Keratin Treatments - Episode 428 Jun 23, 2026 2874 Send us Fan MailOn today’s show we cover lots of questions including…Are benzoyl peroxide products dangerous?Is a UBEAUTY serum really a holy grail?What is the new sunscreen active approved by the FDA?Do you need more than 5% Niacinamide?How do keratin treatments work?Links in questionsUBEAUTY serum Approximate timestamps0:00 - Intro1:00 - Chit chat6:00 - Trigger warning: Nose injury story9: 45 -
Millennial skin care, face food and what really works - episode 427
Millennial skin care, face food and what really works - episode 427 Jun 9, 2026 3165 Send us Fan MailOn today’s show we cover lots of questions including…What are our thoughts on Herbal Face Food brand?Can eye creams make skin sensitive to the sun?Do we have recommendations for reducing C-section scars?Have we ever looked at the brand Timeless?What do Silymarin and Aminopropyl Ascorbyl Phosphate do for skin? Beauty NewsScience of scam?Boomer skincare vs MillennialsQuestion linksHe
Does Sunscreen Stop Your Skincare From Working? - Episode 426
Does Sunscreen Stop Your Skincare From Working? - Episode 426 May 31, 2026 2754 Send us Fan MailOn today’s show we cover lots of questions including…Does sunscreen block skincare ingredients in makeup from working?What do you think of The Good Face Project for cosmetic formulation?Does AO2 Clear help treat acne?What would be a cheaper dupe for StriVectin Anti-Wrinkle Line BlurFector Primer?Do infrared hair tools damage hair, and do heat protectant oils actually work?Beauty Ne
The Truth About Glycerin, Amlactin, and Beauty Ingredient Hype - episode 425
The Truth About Glycerin, Amlactin, and Beauty Ingredient Hype - episode 425 May 15, 2026 2677 Send us Fan MailOn today’s show we cover lots of questions including…Is it a good idea to put pure glycerin on skin?Can a salon professional attend a cosmetic chemist course?Why don’t all Amlactin lotions smell bad?Is there a good two in one shampoo on the market?Are there differences in ingredient quality between brands?Beauty NewsWhy would dangerous chemicals be allowed in the us but banned in t
Are Copper Peptides Better Than Retinol? Episode 424
Are Copper Peptides Better Than Retinol? Episode 424 Apr 30, 2026 2868 Send us Fan MailOn today’s show we cover lots of questions including…What’s the difference between Cetaphil and AmLactin? How do you know if a sunscreen is delivering the SPF they claim?Are copper peptides better than retinol?How do you to stay smoother longer after shaving?Can extreme heat or cold affect the performance of a beauty product?Beauty NewsIs this really new technology?In cosmetics hot
NAD Hype, Dry Hair, and Color Fade - episode 423
NAD Hype, Dry Hair, and Color Fade - episode 423 Apr 10, 2026 2628 Send us Fan MailOn today’s show we cover questions including…Does NAD skincare actually have real efficacy data?Do hair masks give better results if they are left on longer?Does shampooing after depositing the color weaken or degrade it?Is glycerin drying skin at high altitudes?Beauty NewsRefillable beauty products. Innovation or a gimmick?Approximate timestamps0:00 - Intro1:00 - Chit chat8:45 - R
Leaked Labs Lipstick Lesbians and Beauty Hype - episode 422
Leaked Labs Lipstick Lesbians and Beauty Hype - episode 422 Mar 31, 2026 3142 Send us Fan MailOn today’s show we cover lots of questions including…What are our thoughts on The Hair Multiplier from Le Jardin?We’ll look at Paula’s Choice new longevity serumWhat’s going on with Leaked Labs?Are various hair products bad for curls?Beauty NewsTaking beauty advice from scientists. Valerie's quoted article.Henkel buys olaplexPanthenol talkSupplier's day mentioned in the s
Can Rice Protein Really Grow Hair? - Episode 421
Can Rice Protein Really Grow Hair? - Episode 421 Mar 19, 2026 3212 Send us Fan MailOn today’s show we cover lots of questions including…What’s the scoop on rice protein for hair?Can one improve the texture of synthetic hair?Are azelaic acid and copper peptides compatible?Will Alpharet improve 60 year old hands?What are alternatives to Crown Affair’s air dry mousse?Beauty NewsDoes rosemary oil help with hair growth?Rosemary oil vs minoxidylWhat happened to Vegan b
Beauty Dupes, Shampoo Truths, & becoming a Cosmetic Chemist - episode 420
Beauty Dupes, Shampoo Truths, & becoming a Cosmetic Chemist - episode 420 Mar 11, 2026 3223 Send us Fan MailOn today’s show we cover lots of questions including…What is nonenal odor and how do you minimize it? Does panthenol make a shampoo better?What’s an alternative to Matrix step one bleach amplifier?How expensive is it to test a product?How do you become a cosmetic chemist?Beauty NewsWirecutter hired a chemist to tell if products were real or dupes.Approximate timestamps0:00 - Intro1
Launching a line, hair hydration, and retinaldehyde - Episode 419
Launching a line, hair hydration, and retinaldehyde - Episode 419 Feb 13, 2026 3281 Send us Fan MailOn today’s show we cover lots of questions including…Are there hydrogen peroxide free glosses for hair?Is retinaldehyde better than adapelene?What are our thoughts on cosmetics in terra cotta containers?Are oils or water better for locking in moisture to hair?How do you start your own skincare line?Beauty QuestionsAdapelene study - Clinical efficacy of adapalene (differin(®)) 0.3%

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