The Beauty Brains Podcast Transcripts
Discover the beauty and cosmetic products you should use and avoid · 314 episodes with transcripts
Real scientists answer your beauty questions
Spoken has transcripts of 314 The Beauty Brains episodes, with the speakers named. The newest listed here is from September 11, 2026.
Every The Beauty Brains transcript in one script
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Latest The Beauty Brains transcripts
The Beauty Brains
September 11, 2026
Perry Romanowski (0:00)
Hi, I'm Perry, and you're listening to The Beauty Brains.
Welcome to The Beauty Brains, a show where real cosmetic chemists answer your beauty product questions and give you an insider's look at the cosmetic industry. This is episode 433 I'm your host Perry Romanowski, and with me today is Valerie George. Hello, Valerie.
Valerie George (0:29)
Hi, Perry.
Perry Romanowski (0:30)
Valerie, we got a big show today. On today's show, we're covering questions like, does Kerastase Thermique Heat Protectant work? What do we think of the Labo Hair Roll-On Serum? Do oils and body washes actually help with moisturization? Do derivatives of actives show good results? And is the Anua Azelaic Acid just…
First, some of that chit-chat. Valerie, it seems like you've got a little bandage on there sporting.
- The Beauty Brains
- SkinCeuticals C E Ferulic: What is new? Episode 432
- Can K18 serum reduce hair fall and reverse grey? Episode 431
- Can a $1,200 Eye Treatment Really Reduce Wrinkles? - Episode 430
- The New Sunscreen Ingredient, Niacinamide Overload, and Keratin Treatments - Episode 428
- Millennial skin care, face food and what really works - episode 427
- Does Sunscreen Stop Your Skincare From Working? - Episode 426
- The Truth About Glycerin, Amlactin, and Beauty Ingredient Hype - episode 425
- Are Copper Peptides Better Than Retinol? Episode 424
- NAD Hype, Dry Hair, and Color Fade - episode 423
- Leaked Labs Lipstick Lesbians and Beauty Hype - episode 422
- Can Rice Protein Really Grow Hair? - Episode 421
- Beauty Dupes, Shampoo Truths, & becoming a Cosmetic Chemist - episode 420
- Launching a line, hair hydration, and retinaldehyde - Episode 419
- That product cost how much to make!? Episode 418
- Does Pantene’s "Abundant and Strong" Really Improve Your Hair Health? - Episode 417
- Menstral Mask Madness, When Skincare Trends Go a Little Too Far - Episode 416
- Low pH shampoo - hard water - supplement sunscreen and more - episode 415
- Cleaner, Safer, Better? Sorting Fact from Fiction in Today’s Beauty Buzz - episode 414
- Hair bond builders and more - Episode 413
- Heat protectants, red light, antioxidants and more - episode 412
- Maintaining Hair Color, Baby Skincare, Retinol and more - Episode 411
- Sunscreen Stations, Blue Light, Silicones and more - Episode 410
- Why did they change their formula? - Episode 409
- How to Get the Gunk Off and the Glow On - episode 408
- Sunscreen scandals, Busted celebrity brands & beauty questions answered - episode 407
- Can Collagen really improve skin & why is purple shampoo drying? - episode 406
- Ozempic skin care, serums and more - episode 405
- Sunscreen sticks, oils, hair masks and more - episode 404
- Exfoliation, Beef Tallow and a baby - episode 403
- Mushrooms, diamond dust and dark circle serums - Episode 402
- Heat protection, facial masks and sunscreen - episode 401
- Episode 400 - Indoor sunscreen, micellar water, and a baby?
- Episode 399 - From Curl Cream to Tretinoin: Unpacking Your Beauty Questions!
- Episode 398 - Product talk with Sarah Bellum
- Episode 397 - Heat protectants, protein and sunburns
- Episode 396 - Toxic beauty, hair growth and lightweight sunscreens
- Episode 395 - The Klutziest Beauty Podcast?
- Episode 394 - Ingredients, hair growth, DIY and more
- Episode 393 - Jojoba Oil, Retinol, and Other Unexpected Power Couples
- Episode 392 - Protein overload, Witch hazel, and Razor burns
- Episode 391 - Beef tallow, humectants, smoke and more
- Episode 390 - Squalene, micro needling, misleading labeling
- Episode 389 - Fragrance trends, dye and dry shampoo, peptides and more
- Episode 388 - Minoxidil, Hair Loss Lawsuits, Phthalates and cats
- Episode 387 - Inflammaging, eye lash glue, estriol and more
- Episode 386 - Seals of approval, Brooke Shields and more
- Episode 385 - Air drying, growth factors and more
- Episode 384 - Nanoplasty, talc, and heat oh my
- Episode 383 - Goodbye 2024!
- Episode 382 - Beauty predictions for 2025 plus questions answered
- Episode 381 - Can babies eat sunscreen? and other beauty questions
- Episode 380 - Patented ingredients, porosity, quats and more
- Episode 379 - Wonder Water, Product Dupes, Sunscreen layering and more
- Episode 378 - Hair bonding, sponges, and becoming a cosmetic chemist
- Episode 377 - Beauty Product Talk!
- Episode 376 - Collagen supplements, hair bonding and more beauty questions answered
- Episode 375 - Is exfoliation just as important as using SPF?
- Episode 374 - The Truth About Quats - Friend or Foe & more beauty questions
- Episode 373 - Does deodorant make you retain water?
- Episode 372 - Collagen, Horse products, whatsinmy jar and more
- Episode 371 - Scalp serums, alcohol and hair growth
- Episode 370 - Serum drops, dimethicone, hydra facials and warts oh my
- Episode 369 - Can Tranexamic Acid Really Reduce Hyperpigmentation?
- Episode 368 - Drunk Elephant vitamin C and more skin care questions
- Episode 367 - Long Hair Myths and Microneedling Marvels
- Episode 366 - Will Hyaluronic acid dry out your skin?
- Episode 365 - Is Topical Estrogen the Secret to Youthful Skin?
- Episode 364 - Dry Eyes, Sleepy Scrubs and Energizing Shampoos
- Episode 363 - Head, neck, knees and toes questions
- Episode 362 - Hair Care Hacks: Frizz Control, Safe Dandruff Solutions, and Finding Perfect Product Dupes
- Episode 361 - Why are exosomes in skin care products?
- Episode 360 - Brushable hair spray, silicon peptides and more
- Episode 358 - How should you layer skin care products?
- Episode 357 - Silk pillowcases, white tigers and titanium dioxide
- Episode 356 - The questions of curling hair
- Episode 355 - Do you become immune to skin care actives?
- Episode 354 - Do Microneedles Work for Skincare?
- Episode 353 - Keratin treatment, Spiders in lotion and more
- Episode 352 - Do depilatories make hair grow?
- Episode 351 - Glycolic acid as a deodorant? Plus trends for 2024
- Episode 350 - Boutique face masks, leave-in conditioners and more
- Episode 349 - Do at-home hair colors and professional salon colors mix?
- Episode 348 - Quick drying nail polish, acid hair, antioxidants at night and more
- Episode 347 - Do you need multiple cleansers for your face?
- Episode 346 - Beauty Devices, Korean Skin care and more
- Episode 345 - Is there still formaldehyde in Brazilian Blowout?
- Episode 344 - When are there too many ingredients in a product
- Episode 343 - Can apple cider vinegar replace shampoo?
- BOBB - Is retinol toxic? and other beauty questions you're dying to know. Episode 313
- Episode 342 - Are Beauty Apps Reliable Sources for Product Recommendations?
- Episode 341 - Do You Really Need a Separate Heat Protector for Leave-In Conditioners?
- Episode 340 - Tattoo skin care, mixing retinol, biomimicry and more
- Episode 339 - How Long Does Sunscreen Really Last and Why Does it Degrade?
- Episode 338 - Can cheap drugstore hair products really ruin your hair?
- Episode 337 - Is Mascara Toxic? PFAS in Cosmetics & other beauty questions answered
- Episode 336 - Pores, Peptides, and Pets with a Dash of AI
- Episode 335 - What's a good skin care routine, plus we talk parabens, bleach and heat protectors
- Episode 334 - Does retinol in body wash do anything?
- Episode 333 - Should adults use baby beauty products?
- Episode 332 - Is it ok to use body lotion on your face?
- Episode 331 - Are products with human derived ingredients vegan?
- Episode 330 - Does tansy oil help with acne? Collagen supplements, face masks and more
- K18 bond building, the Olaplex lawsuit and more - episode 329
- Episode 328 - Desert dates in your skin serums, Chelating shampoos and more
- Episode 327 - Salon hair care, cationic skin care, collagen threads and more
- Episode 326 - Almost a double! Barbie doll hair, foundation, petrolatum and more
- Episode 325 - What makes a good hair mask?
- Episode 324 - Why aren't deodorants put in cardboard packages?
- Episode 323 - Predictions, Reviews plus some beauty questions answered
- Episode 322 - Is low molecular weight Hyaluronic acid bad? and other beauty questions
- Episode 321 - What's the right way to layer products?
- Episode 320 - Electrically charged skin, Revela and more
- Episode 319 - Arnica, Minerals, Olay oh my
- Can infrared lights get rid of wrinkles? Plus more beauty questions Episode 318
- When should you throw away cosmetics? and more beauty questions - episode 317
- Should you use probiotics to clean your house? episode 316
- Are retinol products with the same level of retinol the same? episode 315
- Episode 314 - Toxins in cosmetics and color changing lipstick
- Episode 313 - Aqueous serum and magical eye creams
- How can you tell if vitamin C in your product still works - Episode 275 - rebroadcast
- Episode 312 - Toxic ingredients and pharmaceutical grade skincare
- Episode 311 - Can hair change color like a banana?
- Episode 310 - Water resistant sunscreen, eczema shampoo, cool air hair dryers and more
- Episode 309 - Can eyelash thickening technology make your hair grow?
- Laser treatments, Rosacea, micronized retinA and more - Episode 308
- Cosmetic safety, at home hair color, Vegemite facials and more - Episode 307
- Encapsulated sunscreens, petrolatum on leather, lash boosters and more - episode 306
- Episode 305 - Hair protein treatments and more
- Do chemical sunscreens cause free radicals? episode 304
- Episode 303 - What makes a cleanser without surfactants work?
- Episode 302 - Can you dilute your products to make them last longer?
- Episode 301 - Home treatments vs professionals
- Is Retinyl Retinoate a gimmick - and other beauty questions - Episode 300
- Episode 299 - Lets talk about oil in beauty products
- Why are more expensive products popular? Episode 298
- Should you take toxicology advice from Youtube? episode 297
- What products are really necessary for hair and other beauty questions - episode 296
- Olaplex infertility, the accuracy of Skinskool dupe finder and more - episode 295
- Lawsuits, lanolin, petrolatum and expired lipstick - episode 294
- Are herbal infused hair colors really less harsh? Episode 293
- Is electrolyte water beneficial for your skin? and other beauty questions - episode 292
- Why do companies use retinyl palmitate and other beauty questions answered - episode 291
- Will powdered shampoo clog your pores? - and more beauty questions - episode 290
- Are shampoo and laundry detergent the same - Episode 289
- Who are the Beauty Brains? - episode 288
- What should you do for dehydrated winter skin? Episode 287
- Year end wrap up show - episode 286
- Happy holidays from the Beauty Brains!
- Can you mix vitamin C and other anti-aging ingredients - episode 285
- Does Sweet N Low affect Hair color - and more beauty questions - episode 284
- What ingredients penetrate the skin? and more - episode 283
- Snail mucin for your skin - is it worthy using? episode 282
- Should you put sunscreen on bare skin? episode 281
- Why do people hate sulfate free shampoos? episode 240 rebroadcast
- Does tanning water work? and other beauty questions answered - episode 280
- Why is hair color hair conditioner like liquid gold? Episode 279
- Sun Bum - Cosmetic Ingredients - and more questions answered - Episode 278
- What makes Peter Thomas Roth Firmx Eye tightener work - Episode 277
- Can there really be solid oxygen in your cosmetics? episode 276
- Do collagen drinks improve acne? (Episode 231 rebroadcast)
- Do active ingredients in body wash benefit your skin? - Episode 275
- Episode 274 - Dyson Hair dryer, EGFs, lip balms and more
- What type of vitamin C should you use? and other product questions answered - episode 273
- Why aren't copper peptides blue? episode 272
- Why are nanoparticles in a sunscreen and is that bad? Episode 271
- Celebrity beauty products and more beauty science news - episode 270
- Episode 269 - Ask Me Anything - Answers to 20 questions
- Should you use expired sunscreens? - replay episode 225
- Is mixing Vitamin C and Niacinamide a problem? Episode 268
- Episode 267 - What can you do to make hair grow thicker and other hair questions
- Episode 266 - Is tretinoin making hair fall out?
- Episode 265 - Celebrating 100 episodes together plus some questions answered
- Episode 264 - Lip plumpers and salt in shampoos
- Episode 263 - More on high frequency skin devices plus CBD talk
- Episode 262 - Answering questions at live event
- Episode 261 - SPF product problems plus answers to other beauty product questions
- Episode 260 - Skin care routine - frizz fighting - and more!
- Episode 259 - Are parabens safe for cosmetics?
- Episode 258 - The keeping your expectations low Episode
- Episode 257 - Does water damage hair?
- Episode 256 - Medical grade skincare real or imagined?
- Episode 255 - Is there a difference between facial oils and other beauty questions
- Is a basic beauty routine ok and other beauty questions answered - episode 254
- Why is cocoa in your conditioner and more hair care questions - episode 253
- The Sunscreen episode - Episode 252
- Are these beauty products really necessary? - Episode 251
- What do we think of the EWG and answers to other questions - episode 250
- Do grey covering shampoos work and other beauty questions? Episode 249
- Happy New Year!
- Is vitamin C a Pro-oxidant - plus other beauty questions and news Episode 247
- Purito Sunscreen Problems and answers to other beauty questions - episode 246
- Freezing Retinol, color preserving shampoos and other beauty questions answered - episode 245
- Episode 244 - Beauty Supplements, MLMs and more answers about the Cosmetic Industry
- Episode 243 - What order should you apply sunscreen? And other beauty questions
- Beauty Question Extravaganza - AMA - episode 242
- Is Micellar water really great and should you put lobster on yourself to get great skin? Episode 241
- Beauty routines, sulfate free shampoos, armpit detox and more - episode 240
- Are salt sprays good for hair and other hair care questions - episode 239
- Episode 238 - Will Perfect Eyes give you perfect eyes - Plus Planarian!
- 6 Tricks Companies use to get you to overspend on beauty products - Episode 237
- How effective are DIY Vitamin C recipes? episode 236
- Does hair need trimming during pandemic? - Episode 235
- Is retinyl propionate the best retinoid? - Episode 234
- Are rancid oils ok in cosmetics? and more beauty questions answered - episode 233
- Can skin get addicted to glycerin and other beauty questions - episode 232
- What is the PAO and when is the right time to floss? episode 231
- Rebroadcast - Episode 191 - Who Owns What?
- Are hypoallergenic cosmetics really allergen free? episode 230
- Is Ventner's Daughter Serum worth the price? Episode 229
- Is it ok to blend beauty products? episode 228
- Most misleading beauty product claims - Episode 227
- Can sunless tanners be organic? Episode 226
- Are microplastics in cosmetics bad for the environmental? – episode 225
- Will vitamin supplements make my hair grow? Episode 224
- Is dry shampoo bad for your hair and scalp? episode 223
- Do plant extracts work in skin care products – episode 222
- Amino acids in hair plus other beauty questions answered – episode 221
- Cosmetic Marketing Tricks – Episode 220
- Wait time between skincare products – is it necessary? episode 219
- Monat MLM Beauty Products – Are they remarkable? Episode 218
- Victoria Beckham skin, Kiehls, anti-aging products and the oldest beauty brands – episode 217
- Do bond builders for hair really work? Episode 216
- Viruses Carnauba Wax and Argan oil on hair – Episode 215
- Is high end lipstick better than store brand lipstick? episode 214
- Does Beverly Hills MD Brow Serum work and other beauty questions? episode 213
- Can I use a facial cleanser as a shampoo? Episode 212
- Vitamin C in Cosmetic Products – Does it work? episode 211
- Is bakuchiol safe during pregnancy? episode 210
- Is eye lash lift safe and effective? episode 209
- Peptides in skin care – episode 208
- Does Diet Affect Acne – plus SkinMedica serum and hair damage – episode 207
- How do cosmetics impact the environment? episode 206
- Do you need to reapply sunscreen indoors? episode 205
- Year end wrap up – episode 204
- Are high quality cosmetic ingredients a thing? #203
- CBD in cosmetics – Waterless products – and hair dye cancer scare – episode 202
- Will meadowfoam seed oil help your face? episode 201
- Stem cells in cosmetics – Beauty Brains rewind episode 166
- Fragrance free hair care and No-BS skincare – episode 200
- Collagen for skin, tea tree oil for acne and other beauty questions – episode 199
- Is Paw Paw ointment different than Vaseline? Episode 198
- Is vaping bad for skin – episode 197
- Hydroquinone creams, Vitamins in hair and more – episode 196
- More on clean beauty, supplements, baking soda and mineral oil – episode 195
- Clean beauty, oil cleansing and more – episode 194
- Monistat for hair growth – does it work? episode 193
- Do oxygen facials work & more beauty questions – episode 192
- Cosmetic brands and big companies – Who owns that – episode 191
- Skin microbiome and cosmetics – peppermint oil and hair growth – episode 190
- Henna hair color and hygral fatigue – episode 189
- Blue light protection for skin – do you need it? episode 188
- Natural ingredients for hair and skin – what works? episode 187
- Fragrance Loophole vacation episode 186
- Does Beer work for hair and answers to other beauty questions – episode 185
- Will sunscreen prevent tanning? episode 184
- Tree nut allergies and cosmetics – episode 183
- BB glow facials – DHA safety – and hard water cosmetics 182
- Fermented milk and Shellfish Cosmetics – Episode 181
- Your hair care questions answered – episode 180
- Is Quaternium 18 a silicone? Episode 179
- Curology questions – Salon conditioners and bar soap shampoo – episode 178
- What does Mandelic Acid do in Deodorants – The Beauty Brains solo
- This episode smells – we answer fragrance questions
- Are cosmetics safer in Europe than in the US? Episode 101
- Are spray sunscreens illegal? And other sunblock questions – Episode 175
- Does lip balm expire and other beauty questions – Episode 174
- What to look for in a facial sunscreen – Episode 173
- Expensive beauty products – how is their price determined? Episode 172
- Jade Rollers – Micellar water – and more – Episode 171
- The Curly Girl Method – what’s the science? episode 170
- Is more hemp coming to your cosmetics? – Episode 169
- What makes a cosmetic chemist – Episode 168
- Should you wash your hair every day? Episode 167
- The Return of the Beauty Brains – Episode 166
- Should you use a skin cream made with your own blood? Episode 165
- Are beauty products from Amazon the real thing? Episode 164
- Is bee venom a good anti-aging ingredient? Episode 163
- Can you use diaper rash cream as sunscreen? Episode 162
- How can you find a cheaper natural lip balm? Episode 161
- Can hair straighteners stop your hair from being naturally curly? Episode 160
- Why isn’t everyone exfoliating with AHAs? Episode 159
- How does color changing makeup work? Episode 158
- Are lotions with water bad for your skin? Episode 157
- Is aloe vera lotion really good for skin? Episode 156
- How can I tell if a product will cause acne? Episode 155
- Are cosmetics poisoning our water supply? Episode 154
- Is store brand mouthwash as good as name brands? Episode 153
- Can Baby Foot really make your feet smoother? Episode 152
- How does Tresemme Beauty-Full Volume Reverse Wash haircare system work? Episode 151
- Are Micellar Water makeup removers the real deal? Episode 150
- Is Charlotte Tilbury Multi-Miracle cream really miraculous? Episode 149
- Does an anti-aging skin cleanser really exist? Episode 148
- Zika or bug spray: which is more dangerous? Episode 147
- Are fragrance allergies all in your head? Episode 146
- Can the Think Dirty app really protect you from dangerous cosmetics? Episode 145
- Do you smell different when you ovulate? Episode 144
- Is it safe to use antibacterial soaps? Episode 143
- Do you really need 3 kinds of conditioner? Episode 142
- Can Coca Cola give you a better sun tan? Episode 141
- Is fabric softener a good hair conditioner? Episode 140
- Can hair really be sensitive to protein? Episode 139
- Are boar bristle brushes better for your hair? Episode 138
- Are super foods good for your skin? Episode 137
- Can I use clay to shampoo my hair? Episode 136
- Do anti-aging patches really work? Episode 135
- Should you be worried about aluminum in deodorants? Episode 134
- Will silicone ruin a coconut oil hair treatment? Episode 133
- Can I mix my own sunscreen? Episode 132
- Do silicones really melt on your hair? Episode 131
- Do anti-aging hair care products really work? Episode 130
- Are you sick of greenwashed cosmetics? Episode 129
- How can I tell if my product contains natural or synthetic colors? Episode 128
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