Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced, no cap.
- Trends 16 Million Americans Cut Back on Sunscreen Over Online Myths Misinformation has a body count of behavior change: AAD data shows millions are using less sunscreen because of what they read online. Read it →
- Trends Why Dermatologists Sounded the Alarm on TikTok's Sunscreen Myths Your feed may be telling you to ditch SPF; here is why dermatologists called that advice dangerous in August 2025 and where the myths started. Read it →
- Trends America's Top Dermatologist on the Anti-Sunscreen Movement If your feed insists sunscreen is a scam, here is what the president of the American Academy of Dermatology actually says about UV and skin cancer. Read it →
- Reef-safe Why 'Reef Friendly' Isn't Regulated, and How 2025 Courts Treat It There's no legal definition of 'reef safe,' so the only real protection you have is reading the ingredient list yourself. Read it →
- Makeup + SPF Naked Sundays Recalls 'Collagen Glow' Priming SPF After Tests Hit SPF 21 A glowy 'priming' SPF50+ that testing suggested couldn't clear SPF 21 is a reminder that prep-step products aren't a substitute for real sunscreen. Read it →
- Skin cancer UPF Clothing Explained: Why a UPF 50 Shirt Beats a Bottle of SPF 50 A UPF 50+ shirt blocks 98% of UV and never needs reapplying, making it the lowest-effort sun protection most people overlook. Read it →
- UV science How Long Does It Take to Burn? MED and UV Index by Skin Type Your personal 'burn window' isn't a guess, it's set by your skin's minimal erythema dose and how high the UV Index climbs. Read it →
- Sensitive skin Rosacea and the Sun: Why UV Triggers Flares and the SPF That Won't Sting The sun is one of rosacea's top year-round triggers, and the right gentle sunscreen can prevent flares instead of causing the dreaded sting. Read it →
- Filter chemistry 2025 Journal Makes the Case: Newer UV Filters Could Improve US Health A peer-reviewed 2025 paper spells out exactly which next-generation filters Americans are missing and the photoprotection gap it leaves on their skin. Read it →
- Seasonal The Shadow Rule: A No-App Trick to Gauge UV Intensity Anywhere No phone, no app, no UV meter, just look at your shadow to know instantly when the sun is strong enough to burn you. Read it →
- Application FDA Warns Mousse and 'Whipped' Sunscreens May Not Protect You That trendy whipped foam SPF in your beach bag sits in a regulatory gray zone, and on August 6, 2025 the FDA told its makers so. Read it →
- Trends Nasal Tanning Sprays Are All Over TikTok, and the FDA Says Stop The viral nasal tanning sprays flooding TikTok contain an unapproved hormone the FDA has explicitly warned people to stop using. Read it →
- Application Is SPF Makeup Enough Sun Protection? Why Foundation Alone Falls Short If your tinted moisturizer or BB cream is your only daytime SPF, you're almost certainly getting far less protection than the label promises. Read it →
- Skin cancer Reading the UV Index: When Is It Actually Safe to Skip Sunscreen? A free daily forecast number can tell you exactly when sun protection is essential and when you can ease off, no guesswork required. Read it →
- Filter chemistry 2025 Review Links Oxybenzone to Hormone and Reproductive Effects A 2025 review pulls a decade of human-exposure data on oxybenzone into one place, separating the real hormone signals from the hype. Read it →
- Kids & family Florida Made Sunscreen Permanently Tax-Free in 2025 Starting August 1, 2025, Florida families no longer pay the 6% state sales tax on sunscreen, year-round, and the savings add up over a summer. Read it →
- UV science What Actually Happens Inside Your Skin During a Sunburn A sunburn isn't just surface redness; it's your skin detecting damaged DNA and ordering ruined cells to self-destruct before they turn cancerous. Read it →
- Sensitive skin Sunscreen Allergy Is Real: How a Photopatch Test Finds the Culprit If your sunscreen stings, itches, or breaks you out, it may not be 'sensitive skin' at all but a true allergy a photopatch test can pinpoint. Read it →
- Seasonal When Is UV Strongest? The 10 a.m.-4 p.m. Window and Solar Noon Explained UV peaks around solar noon, not whenever it feels hottest - here's how to time your outdoor plans around the strongest hours. Read it →
- Global Why Australia Has the World's Strictest Sunscreen Rules In the country with the world's highest skin-cancer rates, sunscreen is regulated like medicine - here's why 'Australian standard' is a real selling point. Read it →
- Trends Benzene in Sunscreen: What the Viral Recall Headlines Actually Mean 'There's a carcinogen in your sunscreen' makes a great headline - here's the real story behind the benzene recalls, without scaring you off SPF. Read it →
- Application Dark Skin Needs Sunscreen Too: Debunking the 'Melanin Is Enough' Myth Melanin helps, but the darkest skin tones only get the equivalent of about SPF 13 - and the survival gap in melanoma makes the rest of the case. Read it →
- Skin cancer Skin Cancer in Skin of Color: Why Darker Tones Still Need Protection Darker skin is not immune to skin cancer - it's often diagnosed later and in places people never think to check, like the palms and soles. Read it →
- Formulation Are Nano Zinc & Titanium Dioxide Safe? What Penetration Studies Show The fear that nanoparticles slip into your bloodstream is widespread - here's what the actual penetration studies, including a major regulatory review, found. Read it →