Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced, no cap.
- Trends 'Sunscreen Causes Cancer' — Tracing Where the Myth Came From We followed a single piece of misinformation back to its source. Read it →
- Filter chemistry Why the US Sunscreen Aisle Looks Frozen in Time The regulatory backstory of why U.S. sunscreen innovation stalled, and why that's finally changing. Read it →
- Sensitive skin Fungal-Acne-Safe Sunscreen: Does It Exist? How to tell which sunscreens won't feed Malassezia. Read it →
- Global Australia's SPF Standards Are Among the World's Strictest The country with the highest skin cancer rates also has the toughest rules. Read it →
- Formulation Antioxidants in Sunscreen: Hype or Help? Vitamin C, vitamin E, and the Pinnell research that kicked off the whole idea. Read it →
- Application How Often Do You REALLY Need to Reapply? The two-hour rule, with the nuance for desk workers and beachgoers. Read it →
- UV science How Free Radicals From UV Actually Damage Your Skin The molecular story behind sunburn and photoaging. Read it →
- Skin cancer Melanoma by the Numbers: 2026 Projections 234,680 new cases this year — here's what the data actually says. Read it →
- Trends Tanning Is Trending Again — Here's What's at Stake 'Tanmaxxing' is back on your feed, but the risk math hasn't changed. Read it →
- Global K-Beauty Sunscreen Culture: Why Korea Treats SPF Like a Lifestyle Daily reapplication, cushion compacts, and PA ratings as the norm. Read it →
- Filter chemistry Tinosorb M: The Filter That Both Absorbs and Reflects A hybrid filter that breaks the chemical-vs-mineral binary. Read it →
- Sensitive skin Mineral vs Chemical Sunscreen for Sensitive Skin Which is actually gentler — and the nuance everyone skips. Read it →
- UV science Does UV Come Through Your Car Windshield? (Tested) Your commute may be quietly aging one side of your face. Read it →
- Formulation Why Mineral Sunscreens Leave a White Cast (Real Science) It's particle size and visible light doing it, not your technique. Read it →
- Application The Teaspoon Rule for Your Whole Body One ounce, about a shot glass — and almost nobody uses that much. Read it →
- Global What the FDA Actually Requires to Approve a Sunscreen Filter Why 'it's safe in Europe' isn't enough for US approval. Read it →
- Trends DIY Sunscreen Is Dangerous — Here's the Chemistry Why That viral 'natural sunscreen' recipe offers basically zero protection. Read it →
- Skin cancer Does Sunscreen Really Prevent Skin Cancer? The Landmark Trial The Nambour study that changed dermatology, explained. Read it →
- Filter chemistry Uvinul A Plus and Uvinul T 150: The Quiet Overachievers Two German-engineered filters doing heavy lifting in global sunscreens. Read it →
- Sensitive skin Why Your Sunscreen Stings Your Eyes (and How to Stop It) It's usually not the filters — it's the formula migrating. Read it →
- UV science The Electromagnetic Spectrum, but Make It Skincare UVC, UVB, UVA, visible, infrared — what hits your skin and what doesn't. Read it →
- Global Europe vs America vs Asia: Who Makes the Best Sunscreen? A regulatory and formulation showdown. Read it →
- Seasonal February Sun Is Stronger Than You Think (Especially on Snow) Late-winter UV is climbing back up — don't get caught off guard. Read it →
- Filter chemistry The Complete Beginner's Guide to Next-Gen UV Filters Tinosorb, Uvinul, Mexoryl — decoded once and for all. Read it →