Episode notes
CHECK OUT DOUBLE PLAY!: https://chemistconfessions.com/products/double-play-retinol-face-eye-treatment We are wrapping up our hyperpigmentation series by diving into the science of resorcinol and its various derivatives. We explore the history of this "ancient" molecule, its uses in treatments like designer peels and acne prescriptions, and why the industry has shifted toward modern derivatives to avoid skin irritation. 00:21 | Part 2: Continuing our Resorcinol Series 00:35 | What is Hexylresorcinol? 00:49 | Hexylresorcinol vs. 2% Hydroquinone: The Study Breakdown 01:07 | Testing Parameters:…
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Chemist Confessions
Chemist Confessions Inc. · Arts & Books · English
Skincare chemists Gloria & Victoria’s weekly conversation on all things skincare science. The podcast covers notable skincare news, decoding outrageous claims, demystifying the overwhelming product landscapes, and answering your burning skincare questions. Tune in if you might need help building a s
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E173 · 16 Apr 2026 · 46 min
#173) How About Exosomes in Skincare Now? (A 2026 Update)
Exosome is that $500 buzzword that's not going anywhere anytime soon. The claims have only gotten broader from healing, skin regeneration, eczema, anti-aging, to even alopecia. In this episode, we provide an update on any new data since our last deep dive last year. We discuss how these tiny lipid nanovesicles—ranging from 30 to 200 nanometers—function as "biological mail" that triggers collagen synthesis and other regenerative pathways. But do the theories really convert to proven topical benefits? We also tackle one of the most important things you should know about exosomes - sourcing.…
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E172 · 9 Apr 2026 · 33 min
#172) THEY CLAIM THIS WILL WORK! Reviewing Retinal products!
In this episode, we are diving deep into the retinal (retinaldehyde) landscape to see how current market offerings stack up. Following our technical breakdown of retinol versus retinal, we shift our focus to real-world testing of popular formulations from Krave Beauty, Prequel, Celimax, and Medik8. We examine the scientific validity of concentration ranges—from the entry-level 0.05% to the more intense 0.24%—and discuss how different textures and price points impact the user experience for various skin types. Whether you are a retinoid rookie or a seasoned pro, we provide the detailed…
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E171 · 1 Apr 2026 · 37 min
#171) We have to talk about this again: RETINOL VS RETINAL
We are diving back into the "rumor mill" of the retinoid world! Is Retinal actually better than Retinol, or is it just better marketing?In this episode, we revisit the Retinol vs. Retinal debate with new 2026 data. We break down what the evidence says about the retinoid conversion pathway into retinoic acid. We look at the latest clinical evidence to help you decide if it’s time to switch your anti-aging active or stay the course with your current skincare routine. Episode Timestamps0:00 - Intro: Revisiting the Retinoid Rumor Mill1:34 - Why Retinal (Retinaldehyde) is Growing in…
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E170 · 25 Mar 2026 · 24 min
#170) WE ARE ENDING THIS! Hyperpigmentation Finale!
We are taking a break from hyperpigmentation actives! In this finale, we tie together months of research to help you build the ultimate hyperpigmentation skincare routine.We rank the actives from our last 10 episodes—including Hydroquinone, Azelaic acid, Arbutin, Glutathione, Thiamodol, Symwhite, etc. —from S-Tier (Gold Standard) to Tier “Meh.” We also filter through the 18 products we tested down to the ones we think should be on your radar and warn you about "Niacinamide Overload." Timestamps:0:00 - Intro: Our Hyperpigmentation Journey Recap1:34 - How to Build a Hyperpigmentation Routine…
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E168 · 17 Mar 2026 · 37 min
#169) Reviewing Resorcinol stuff!
CHECK OUT DOUBLE PLAY!: https://chemistconfessions.com/products/double-play-retinol-face-eye-treatment We follow up our deep dive into resorcinols by featuring five specific products that highlight these key ingredients for hyperpigmentation! Do We Absorb Sunscreen Filters into Our Bloodstreams? https://chemistconfessions.com/blogs/controversy-corner-do-we-absorb-sunscreen-filters-into-our-bloodstreams Follow us: IG: / chemist.confessions INTERWEB: https://chemistconfessions.com/ TIKTOK: https://www.tiktok.com/@chemistconfes... Skincare questions for the podcast? Leave your question in the…
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E167 · 10 Mar 2026 · 24 min
#167) Resorcinol! (But really its cousins)
CHECK OUT DOUBLE PLAY!: https://chemistconfessions.com/products/double-play-retinol-face-eye-treatment We are wrapping up our hyperpigmentation series by diving into the science of resorcinol and its various derivatives. We explore the history of this "ancient" molecule, its uses in treatments like designer peels and acne prescriptions, and why the industry has shifted toward modern derivatives to avoid skin irritation. 01:28 | What is resorcinol? 01:50 | Resorcinol in acne treatments and designer peels 02:13 | Why is resorcinol used in hair dyes? 02:33 | The shift toward resorcinol…
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E166 · 27 Feb 2026 · 42 min
#166) Reviewing 5 Glutathione Products!
We are back for a follow-up to our glutathione deep dive! We review five specific glutathione-heavy products, four from the K-beauty world and one popular Amazon find, to see if they truly deliver on their antioxidant and brightening claims. 00:00 | Intro: Hashtags & antioxidant claims00:24 | Welcome back to Chemist Confessions Podcast00:30 | Glutathione deep dive follow-up00:56 | Product lineup: 4 K-beauty + 1 Paula’s Choice02:05 | Price points & supply differences03:40 | Texture notes: neutral, not hydrating05:03 | Fragrance issues & masking glutathione scent06:05 | Stability concerns &…
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E165 · 19 Feb 2026 · 35 min
#165: We are finally talking about this ingredient: GLUTATHIONE!
WE HEARD YOU! We explore the science behind one of the most requested and hyped ingredients skincare sector: glutathione. We break down what this "master antioxidant" actually is. 01:25 | What is Glutathione? Breaking down the tri-peptide 01:54 | Why is it called the "Master Antioxidant"? 02:43 | Mechanisms: Tyrosinase inhibition and skin whitening 03:16 | The Stability Struggle: Why pH and temperature matter 06:18 | Half-life study: How quickly does it degrade in your products? 08:12 | Gold Standard Age Booster: Tactical hyperpigmentation tool 08:40 | Does it actually work? Reviewing…
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E164 · 12 Feb 2026 · 30 min
#164) The Drugstore Level Alpha Arbutin Landscape
We explore the science of skincare as we review five affordable, drugstore-priced arbutin products. In this episode, we break down everything from texture and clinical claims and ingredient lists of popular brands to help you find the right formula for your skin. TIMESTAMPS: 01:27 | Texture Analysis: Why is Arbutin so Sticky?03:01 | Texture Face-Off: Oily vs. Dry Skin Reactions04:48 | Is the Beauty of Joseon Serum a Moisturizer?06:01 | Chemist Notes: Breaking Down the Cosrx Formula06:57 | Analyzing Clinical Claims: Inner and Outer Melanin?09:57 | Instrumental Measurements: Reducing Dark…
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E163 · 5 Feb 2026 · 40 min
#163 ) The Science of Arbutin: Does It Actually Clear Dark Spots?
We are diving deep into the science of skincare to explore the role of Arbutin in treating hyperpigmentation. In this human conversation, we break down what exactly Arbutin is, analyze the existing data on its efficacy, and provide a comprehensive guide on what you should consider when shopping for these products. Product Shoutout: Double Play Retinol Face and Eye Treatment:https://chemistconfessions.com/products/double-play-retinol-face-eye-treatment Enrichment Content: Sunscreen Layering Guide https://www.youtube.com/watch?v=IQ0Dlb0WXvc Do We Absorb Sunscreen Filters into Our Bloodstreams?…
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