Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced, no cap.
- Global Why It Still Takes 18 Months Before Every Brand Can Use the New Filter The exclusivity window behind the rollout. Read it →
- Filter chemistry Bemotrizinol's Photostability, Explained Simply Why this filter keeps working when others fade. Read it →
- Application Sunscreen and Makeup: The Back-to-School Routine Quick morning protection for students and teachers. Read it →
- Kids & family The Sunscreen-in-the-Backpack Conversation Helping kids protect themselves at school. Read it →
- UV science How Sun Exposure Adds Up: A Lifetime Visualization Small daily doses build the damage that shows up later. Read it →
- Global Will the New Filter Make US Sunscreens Feel Better? The texture and protection promise of bemotrizinol. Read it →
- Filter chemistry It's Official: Bemotrizinol Can Now Be Used in US Sunscreens August 9, 2026 — the new filter's effective date is here. Read it →
- Filter chemistry What 'First New Filter in Decades' Actually Means Putting the bemotrizinol milestone in historical context. Read it →
- Application Sunscreen for Your Commute (Yes, Really) The drive and the walk add up over a lifetime. Read it →
- Kids & family Back-to-School Sunscreen: Recess Is a UV Risk School days mean midday sun exposure. Read it →
- Filter chemistry How Bemotrizinol Compares to the Filters You Already Use Old US lineup vs the new addition. Read it →
- UV science Why UVA Levels Stay High Into Fall The aging ray doesn't take a seasonal break. Read it →
- Global The US Filter List Just Grew — Here's the New Lineup What 'GRASE' filters Americans can now access. Read it →
- Application The Sunscreen Reapplication Habit That Sticks How to make every-2-hours actually happen. Read it →
- Seasonal August Sun: Don't Let Your Guard Down Before Fall Late summer UV is still serious. Read it →
- Application The One Sunscreen Habit That Matters More Than Brand Spoiler: it's how much and how often, not which bottle. Read it →
- Kids & family Family Beach Vacation Sun-Safety Checklist Everything to pack and plan for a burn-free trip. Read it →
- UV science The Difference Between SPF and PA Ratings Two numbers, two jobs — know both. Read it →
- Reef-safe Choosing a Mineral Sunscreen That Doesn't Look Chalky Reef-conscious and cosmetically elegant — yes, both. Read it →
- Application Sunscreen for Convertibles, Boats, and Open-Air Travel Wind plus sun is a sneaky burn combo. Read it →
- Kids & family The Sunburned-Kid First-Aid Guide What to do (and not do) when prevention fails. Read it →
- Seasonal Why July UV Is Often Worse Than August The peak isn't always when you'd expect. Read it →
- Trends Sunscreen and the 'Clean Beauty' Confusion When 'natural' marketing collides with actual sun protection. Read it →
- Application Why You Need to Reapply After Toweling Off That post-swim dry-off wipes away your protection. Read it →