Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced, no cap.
- Filter chemistry Bemotrizinol & Bisoctrizole: The EU Filters at the Heart of the 2025 US Debate These are the filters that make EU sunscreens feel weightless and protect deep into UVA, and 2025's modernization debate is about finally bringing them to the US. Read it →
- UV science UVA vs. UVB: What Each Ray Does to Your Skin and Why It Matters Once you know what UVA and UVB each do, you will understand why broad spectrum is the one word that actually matters in the sunscreen aisle. Read it →
- Application The January 2025 Badger Sunscreen Recall: A Missing Label, Not Benzene Not every sunscreen recall is about a scary chemical, and this one shows why the boring Drug Facts panel actually matters for using SPF correctly. Read it →
- Skin cancer Why Cancer Is Shifting Toward Women Under 50, Per the 2025 ACS Report If you are a young woman, the 2025 cancer data reframes sun protection as something that is relevant to you now, not decades from now. Read it →
- Skin cancer ACS 2025: 212,200 New Melanoma Cases Projected, a Record High The American Cancer Society projects more melanoma diagnoses than ever in 2025, a sobering reminder that one of the most preventable cancers keeps climbing. Read it →
- Kids & family PA Kids Can Now Carry and Use Sunscreen at School (No Nurse Visit) A plain-English guide for Pennsylvania parents on the new sunscreen rule, the permission form your child needs, and which products qualify. Read it →
- Formulation Supergoop! Bumped Unseen Sunscreen to SPF 50 — Real Upgrade or Refresh? When a cult-favorite SPF gets reformulated, what actually changes under the hood — and how do you tell a real upgrade from a marketing refresh? Read it →
- Application Supergoop! Beats SPF-Accuracy Lawsuit — What the Case Reveals About SPF Testing A lawsuit claimed a cult sunscreen tested at half its labeled SPF — here's why a judge tossed it twice and what SPF lab variability really means for you. Read it →
- Kids & family When Can Babies Wear Sunscreen? Why the Answer Is 6 Months Every new parent's panic question, answered — the real medical reasoning behind the 6-month rule and the narrow exception. Read it →
- Makeup + SPF 'Sunscreen Contouring': The 2025 Trend That Tans Your Face on Purpose Contouring with sun damage instead of bronzer? Dermatologists warn this viral hack courts blotchy, permanent pigmentation — use makeup, not melanoma. Read it →
- Reef-safe Is Sunscreen Bad for You or the Ocean? A 2025 Review Weighs the Evidence Cut through the noise: a 2025 dermatology review puts the real published evidence on chemical versus mineral filters in one place. Read it →
- Seasonal 2024 Was the First Year Above 1.5°C — The Heat That Set Up 2025's Sun Season The hottest year ever recorded rolled straight into 2025 — a useful lens for why high-UV days are creeping into more of the calendar. Read it →
- Sensitive skin A 2025 Clinical Trial Is Testing SPF 50+ Built for Eczema Skin Eczema patients are told to wear SPF but rarely which one — now a purpose-built AD sunscreen is being formally trialed, hinting at gentler options ahead. Read it →
- Seasonal 2025 Was Earth's Third-Hottest Year — What That Means for Your Daily UV Dose Copernicus just confirmed 2025 as the planet's third-warmest year — and warming seasons are nudging sunscreen from a summer habit to a year-round one. Read it →
- Global Europe's 2025 UV-Filter Toolbox vs. America's: ~30 Filters Against an Old US List Why does European and Korean sunscreen feel so much nicer? A lot of it comes down to how many UV filters each market actually allows. Read it →
- Trends How Round Lab's Birch Juice SPF Topped 100+ Rivals for NBC's No. 1 Face SPF of 2025 A Korean drugstore sunscreen out-scored luxury and US classics in a major editorial test — here's what the panel actually measured. Read it →
- Application 'Solar Callus' Is the 2025 TikTok Myth Dermatologists Are Begging You to Ignore TikTok says you can 'train' your skin to handle the sun by skipping SPF — dermatologists say the term is invented and the damage is real. Read it →
- Skin cancer Skin Cancer's $8.9 Billion Bill: The Economic Case for Sunscreen Cheap habits like sunscreen and shade quietly head off billions in cancer treatment — here's the public-health math behind the bottle. Read it →
- Formulation Why Iron-Oxide Tinted Sunscreen Is Now the Move for Pigmentation (2025 Review) Your clear SPF leaves a protection gap against visible light — and a 2025 review explains why the fix is right on the label. Read it →
- Filter chemistry Oxybenzone Hits Tighter EU Caps: What the 2025 Benzophenone-3 Limits Mean The world's most-debated chemical filter is now capped harder in Europe — here's exactly where the EU landed, and why the US still sells it freely. Read it →
- UV science Photoprotection for Eczema-Prone Skin: A 2025 Practical Guide If you have atopic dermatitis, "just wear sunscreen" isn't enough — here's the layered, UV-index-driven routine clinicians now recommend. Read it →