Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced, no cap.
- Seasonal UVA vs. UVB: The Two Rays That Behave Completely Differently Understand the two main types of UV and every sunscreen label and UV-index forecast suddenly makes sense. Read it →
- Makeup + SPF The Tinted-Sunscreen Boom Is Real, But Brands Won't Tell You the Iron-Oxide Dose Tinted SPF is having a moment, but NPR flags a transparency gap: you often can't find out how much protective pigment is in the bottle. Read it →
- Formulation Why Tinted Sunscreen Is the Hidden Upgrade for Hyperpigmentation Tinted sunscreens do something clear formulas can't, and an NPR report explains why that matters most for melasma and hyperpigmentation-prone skin. Read it →
- Global TGA Recalls Ultra Violette Lean Screen: SPF 50+ That Tested as Low as 4 A cult-favourite 'invisible' zinc sunscreen got pulled in Australia in 2025, proof that an elegant, viral formula is worthless if the SPF doesn't hold up in the lab. Read it →
- Trends 'Tanmaxxing' and the Gen Z Tanning Bed Comeback Dermatologists Fear Romanticized tanning content is surging again on TikTok; here are the hard melanoma numbers behind why dermatologists are alarmed. Read it →
- Application SPF Doesn't Stack: Why 30 + 30 Isn't 60 Layering an SPF 30 moisturizer under SPF 30 makeup doesn't get you to SPF 60, and assuming it does can leave you under-protected. Read it →
- Kids & family SUNucate Expands: Tax-Free Sunscreen and Sunglasses at School The bill that lets kids use sunscreen at school just got an upgrade; if it reaches your state, SPF could get cheaper and sunglasses could count as official sun protection. Read it →
- Trends Influencers Aren't Dermatologists: Spotting Skin-Health Misinformation Social influencers aren't dermatologists; here is how to spot skin-health misinformation and what the actual evidence says about UV and skin cancer. Read it →
- Makeup + SPF The Ultra Violette Lean Screen Recall: SPF 50+ That Tested as Low as 4 A buzzy makeup-grade 'skinscreen' tested as low as SPF 4 in some labs, a cautionary tale for anyone treating hybrid SPF-makeup as their only sun protection. Read it →
- 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 →