# acne (blogs) — RSS Amplifier Recent posts from the 6 feeds in the RSS Amplifier directory that cover acne. Page: Feed: --- ## [Why I Believe in "Eating Your Skincare"](https://newsletter.skincarestacy.com/p/why-i-believe-in-eating-your-skincare) _2026-08-18 · Fawn B. · Skincare Stacy's Stack_ How taking collagen became a long-standing part of my skincare routine. ## [The Non-Comedogenic Ingredient Checker](https://sofiepavitt.substack.com/p/the-non-comedogenic-ingredient-checker) _2026-08-13 · sofie pavitt · SAVING FACE_ Let's talk about it. ## [Expert-led virtual support for vulvar lichen sclerosus](https://womeninderm.substack.com/p/expert-led-virtual-support-for-vulvar) _2026-08-13 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers the scalp biophysical characteristics of hijabi and non-hijabi women, the prevalence of outdoor tanning, and more (Issue #123, 1,320 words, 5 minutes) ## [Why More People Edit Photos Before Changing Their Look](https://newsletter.skincarestacy.com/p/why-more-people-edit-photos-before) _2026-08-11 · Fawn B. · Skincare Stacy's Stack_ How seeing different hairstyles, hair colors, makeup looks, and more on your own photo can help you make beauty decisions with more confidence. ## [The Secret to Softer, Healthier Skin Starts in the Shower](https://newsletter.skincarestacy.com/p/the-secret-to-softer-healthier-skin) _2026-08-08 · Fawn B. · Skincare Stacy's Stack_ Why glycerin deserves a place in your body care routine and the body wash that changed the way I think about hydration. ## [HOW'S YOUR SKIN FEELING, OLIVIA SHEEHAN?](https://sofiepavitt.substack.com/p/hows-your-skin-feeling-olivia-sheehan) _2026-07-29 · sofie pavitt · SAVING FACE_ The Sweedies co-founder on pregnancy-safe skincare, crunchy skin tips, and her Mandelic before/after. ## [The Shower That Helped Me Feel Like Myself Again](https://newsletter.skincarestacy.com/p/the-shower-that-helped-me-feel-like) _2026-07-27 · Fawn B. · Skincare Stacy's Stack_ How slowing down, caring for my skin, and saying yes to one invitation reminded me what everyday luxury really feels like. ## [The High Summer Clearing Routine](https://sofiepavitt.substack.com/p/the-high-summer-clearing-routine) _2026-07-24 · sofie pavitt · SAVING FACE_ The no-brainer routine I'm giving my clients with stressed out summer skin. ## [What I am writing when I get back](https://4complexion.substack.com/p/what-i-am-writing-when-i-get-back) _2026-07-23 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ Annual leave until September. When I'm back: DNA repair enzymes, haircare through perimenopause and menopause and Mothered Silk protein serum. ## [Alopecia therapies: Pregnancy and fertility considerations](https://womeninderm.substack.com/p/alopecia-therapies-pregnancy-and) _2026-07-23 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers rituximab for autoimmune blistering diseases during pregnancy, non-transplant interventions for female pattern hair loss, and more (Issue #122, 1,320 words, 5.5 minutes) ## [Chovy's Blog: Agentic Coding (Sponsored)](https://crawlproof.com/a/MfmKLVkg2v22) _2026-07-23 · **Sponsored**_ Personal posts on agentic coding, moshcode CLI, and security findings. ## [Tretinoin and Azelaic Acid: A Complete Guide](https://newsletter.skincarestacy.com/p/tretinoin-and-azelaic-acid-a-complete) _2026-07-21 · Fawn B. · Skincare Stacy's Stack_ How to combine them safely, minimize irritation, and get the best results. ## [Epii HPT6: Sorry, It Won't Rebuild Your Skin](https://4complexion.substack.com/p/epii-hpt6-sorry-it-wont-rebuild-your) _2026-07-19 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ Can Epii's HPT6 Drop and Cream really firm skin in the "deeper layer," as the box says? A cosmetic chemist's formula analysis and what the evidence says. Free and independent. ## [Yes, Scrubs!](https://sofiepavitt.substack.com/p/yes-scrubs) _2026-07-16 · sofie pavitt · SAVING FACE_ Let's bring 'em back. ## [The Complete Guide to Fighting Acne](https://newsletter.skincarestacy.com/p/the-complete-guide-to-fighting-acne) _2026-07-14 · Fawn B. · Skincare Stacy's Stack_ Everything you need to know about salicylic acid, benzoyl peroxide, retinol, and azelaic acid, plus how to choose the right one for your skin. ## [Shiny, not dewy: how to keep oily skin calm in a heatwave](https://4complexion.substack.com/p/shiny-not-dewy-how-to-keep-oily-skin) _2026-07-11 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist on why heat makes oily skin worse, the science-backed routine that calms it, the summer breakouts that aren't even acne and why 10%-20% niacinamide might work better for oily skin. ## [Bone health in women with hidradenitis suppurativa](https://womeninderm.substack.com/p/bone-health-in-women-with-hidradenitis) _2026-07-09 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers picosecond vs. Q-switched lasers for melasma, hair changes in menopause, and more (Issue #121, 1,200 words, 5 minutes) ## [No, ANUA Azelaic acid serum isn't a scam](https://4complexion.substack.com/p/no-anua-azelaic-acid-serum-isnt-a) _2026-07-08 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist on neutralised azelaic acid: why it's not a scam, and what it can't do. ## [Struggling with Acne? Start Here](https://newsletter.skincarestacy.com/p/struggling-with-acne-start-here) _2026-07-07 · Fawn B. · Skincare Stacy's Stack_ How salicylic acid unclogs pores, reduces breakouts, and improves skin texture ## [HOW'S YOUR SKIN FEELING, PRIYANKA ARIBINDI?](https://sofiepavitt.substack.com/p/hows-your-skin-feeling-priyanka-aribindi) _2026-07-07 · sofie pavitt · SAVING FACE_ Working on acne scarring and hyperpigmentation; wearing SPF everyday. ## [Pregnancy Skincare: The "Avoid" List Is Way Shorter Than You Think](https://4complexion.substack.com/p/pregnancy-skincare-the-avoid-list) _2026-07-05 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ By a cosmetic chemist and biochemist: what to change, what to keep, and why the advice never lines up ## [Point once, get highlights (Sponsored)](https://crawlproof.com/a/SLN50FxRqYVb) _2026-07-05 · **Sponsored**_ Get minutes worth watching from a whole game — point once ## [Medik8's Exo-PDRN Prismatic+: What's Real, What's Marketing, And Whether You Need It](https://4complexion.substack.com/p/medik8s-exo-pdrn-prismatic-whats) _2026-07-01 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A chemist's full INCI breakdown of the most-asked-about serum of the year. I bought it with my own money. No brand contact, no PR sample, no affiliate links. ## [11 Body Care Products Worth Having This Summer](https://newsletter.skincarestacy.com/p/11-body-care-products-worth-having) _2026-06-30 · Fawn B. · Skincare Stacy's Stack_ My favorite picks for body acne, rough texture, keratosis pilaris, dry skin, and more. ## [This Is Your Skin on Hot Yoga](https://sofiepavitt.substack.com/p/this-is-your-skin-on-hot-yoga) _2026-06-29 · sofie pavitt · SAVING FACE_ Love it for my body, hate it for my skin. ## [Your 30s are not the decline they're selling you.](https://4complexion.substack.com/p/your-30s-are-not-the-decline-theyre) _2026-06-27 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist on the skincare routine that matches the biology, not the algorithm. Protocol first, then the science, with every claim linked so you can check my working. ## [Gender differences in perceived causes and progression of vitiligo](https://womeninderm.substack.com/p/gender-differences-in-perceived-causes) _2026-06-25 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers adverse events associated with bimekizumab, the fine-scale aging landscape of young Chinese women, and more (Issue #120, 1,200 words, 5 minutes) ## [How to Keep Your Makeup Flawless This Summer](https://newsletter.skincarestacy.com/p/how-to-keep-your-makeup-flawless) _2026-06-23 · Fawn B. · Skincare Stacy's Stack_ The Simple Step That Helped My Makeup Look Better All Day ## [24 Hours in LA](https://sofiepavitt.substack.com/p/24-hours-in-la) _2026-06-22 · sofie pavitt · SAVING FACE_ A literal day in the life. ## [How to Stay Frizz-Free This Summer](https://newsletter.skincarestacy.com/p/how-to-stay-frizz-free-this-summer) _2026-06-16 · Fawn B. · Skincare Stacy's Stack_ A no-nonsense guide to managing curly and wavy hair all season long ## [HOW'S YOUR SKIN FEELING, JAKE CORNELL?](https://sofiepavitt.substack.com/p/hows-your-skin-feeling-jake-cornell) _2026-06-15 · sofie pavitt · SAVING FACE_ Mandelic, SPF, and backyard BBQ. ## [Can sunscreen reverse sun damage on its own?](https://4complexion.substack.com/p/can-sunscreen-reverse-sun-damage) _2026-06-13 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A biochemist on how sunscreen lets your own biology repair sun damage, what the evidence supports. Plus whether you actually need it indoors, by your phone or computer, or when the UV index is zero. ## [Never miss a game (Sponsored)](https://crawlproof.com/a/GgMZMiJmFf0E) _2026-06-13 · **Sponsored**_ Follow any team; get an hour and one-minute web and email reminders. ## [How hidradenitis suppurativa affects sexual health and pregnancy](https://womeninderm.substack.com/p/how-hidradenitis-suppurativa-affects) _2026-06-11 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers the skin as a mirror of endocrine disorders, fractional CO2 laser for post-cesarean scars, and more (Issue #119, 1,300 words, 5.2 minutes) ## [How to Prevent Sun Damage This Summer](https://sofiepavitt.substack.com/p/how-to-prevent-sun-damage-this-summer) _2026-06-09 · sofie pavitt · SAVING FACE_ Hint hint: start now! ## [Does Your Skin Really "Absorb Everything"?](https://4complexion.substack.com/p/does-your-skin-really-absorb-everything) _2026-06-06 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist on how little your skincare actually gets past the surface. Clean beauty, wellness, and whether a sunscreen causes cancer. ## [Let's Talk About Hormonal Acne](https://sofiepavitt.substack.com/p/lets-talk-about-hormonal-acne) _2026-06-01 · sofie pavitt · SAVING FACE_ The only way out is through. ## [I'm a cosmetic chemist. Stop blaming 'pore-clogging' ingredients. Here's what really clogs skin, and how to clear it.](https://4complexion.substack.com/p/im-a-cosmetic-chemist-stop-blaming) _2026-05-31 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A biochemist's look at what really triggers clogged pores: sebum, dead skin, and formula behaviour, plus the evidence-based routine that keeps them clear. ## [The intersection of inflammatory skin diseases and women’s reproductive health](https://womeninderm.substack.com/p/the-intersection-of-inflammatory) _2026-05-28 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers the structural characteristics of facial sagging, pregnancy in women with atopic dermatitis, and more (Issue #118, 1,230 words, 5 minutes) ## [No, Tretinoin Isn't Killing People. Reading the Papers.](https://4complexion.substack.com/p/no-tretinoin-isnt-killing-people) _2026-05-23 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A close look at the claim that tretinoin causes deaths, thins your skin, lets pollutants into your bloodstream, and is the same compound used in chemotherapy. And what the actual papers say. ## ["Anti-ageing" creams won't fix menopausal skin. Here's what actually does.](https://4complexion.substack.com/p/anti-ageing-creams-wont-fix-menopausal) _2026-05-19 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist/biochemist's deep dive into the molecular biology of menopausal skin, the topical oestrogen evidence, and the protocol that actually works. ## [Prenatal exposure to fine particulate matter and atopic dermatitis](https://womeninderm.substack.com/p/prenatal-exposure-to-fine-particulate) _2026-05-14 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers the risk of melanoma after fertility treatments, maternal BMI and atopic dermatitis, and more (Issue #117, 1,400 words, 5.5 minutes) ## [Skin of younger women shows higher levels of a collagen-supporting metabolite](https://womeninderm.substack.com/p/skin-of-younger-women-shows-higher) _2026-04-30 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers mood disorders and quality of life impact in women with vulvar conditions and more (Issue #116, 1, 300 words, 5.2 minutes) ## [Hormones, stress, and skin: Review reveals key psychodermatology connections in women](https://womeninderm.substack.com/p/hormones-stress-and-skin-review-reveals) _2026-04-16 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers androgenic alopecia in patients with PCOS, skin tone in hyperspectral imaging and AI bias, and more (Issue #115, 1, 200 words, 5 minutes) ## [Your "dark spot" serum won't fix those red marks. Here's what will.](https://4complexion.substack.com/p/your-dark-spot-serum-wont-fix-those) _2026-04-14 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist explains why post-acne red/purple marks are a blood vessel problem, not a pigment problem, and what actually fades them. ## [Your melasma serum isn't working. Here's why.](https://4complexion.substack.com/p/your-melasma-serum-isnt-working-heres) _2026-04-10 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist breaks down the ingredients that work, the ones that don't, and why melasma needs a protocol — not a miracle serum. ## [Pregnancy and dermatologic treatment: A risky disconnect](https://womeninderm.substack.com/p/pregnancy-and-dermatologic-treatment) _2026-04-02 · Cristela Tello Ruiz · Women in Dermatology_ Today’s report also covers the dermatologic manifestations of perimenopause and menopause, advancements in treating stretch marks, and more (Issue #114, 1,800 words, 7 minutes) ## [When the Formula Becomes a Prop: A Cosmetic Chemist on What the Texture Trend Is Actually Costing Us](https://4complexion.substack.com/p/when-the-formula-becomes-a-prop-a) _2026-03-29 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A professional opinion piece ## [Fungal Acne: Everything You Need to Know (Backed by Science, Explained Like a Friend)](https://4complexion.substack.com/p/fungal-acne-everything-you-need-to) _2026-03-16 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ Written from the perspective of a cosmetic chemist and biochemist with links to every study so you can check the receipts. ## [How to Tell Whether a Peptide Serum Will Actually Work](https://4complexion.substack.com/p/how-to-tell-whether-a-peptide-serum) _2026-02-24 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ A cosmetic chemist's guide to the science of penetration, concentration, and formulation - everything brands don't tell you, decoded. ## [How to Heal Your Damaged Skin Barrier While Managing Acne: A Science-Based Guide](https://4complexion.substack.com/p/how-to-heal-your-damaged-skin-barrier) _2026-02-15 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ The barrier-acne cycle: why your skin stays inflammed, and the evidence-based way out. ## [The Whole Truth About Milky Toners.](https://4complexion.substack.com/p/the-whole-truth-about-milky-toners) _2026-02-08 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ What milky toner actually does, who's most likely to benefit (or skip it), whether it really messes with serum absorption, and how to skim an INCI list to spot a genuinely well-formulated milky toner ## [What's best: Tretinoin 4x/week or Retinal Daily?](https://4complexion.substack.com/p/whats-best-tretinoin-4xweek-or-retinal) _2026-02-02 · Marina | 4COMPLEXION · 4COMPLEXION's Substack_ This is among the most asked questions. Let's explore the current evidence and see if we can hopefully find the answer.