Sunscreen Ranker journal
The sunscreen
journal.
Daily, evidence-led notes on SPF, UV filters, and sun protection — every claim sourced.
- Trends April's Viral SPF: Worth the Hype or Hard Pass? TikTok's newest sunscreen obsession, reviewed honestly. Read article →
- Skin cancer Sunscreen and Skin Cancer Prevention: What 40 Years of Data Show The long-view evidence, beyond a single study. Read article →
- Filter chemistry Ecamsule (Mexoryl SX): L'Oréal's UVA Innovation The patented filter that gave the US a rare UVA upgrade. Read article →
- Sensitive skin The Best Sunscreen Ingredients for a Damaged Skin Barrier Repair and protect at the same time. Read article →
- Application Spray, Stick, Lotion, or Gel: Which Sunscreen Format Wins? Format affects how much protection you actually get. Read article →
- UV science Cumulative Sun Damage: Why It All Adds Up Every unprotected minute is a deposit in the damage bank. Read article →
- Global The Filter Gap, Visualized: A Side-by-Side World Map Which UV filters are legal where — at a glance. Read article →
- Formulation How Sunscreen Is Tested in a Lab (the SPF Number's Origin Story) Where that '50' on your bottle actually comes from. Read article →
- Application The Most Common Sunscreen Mistakes (and Easy Fixes) Seven everyday habits quietly undercutting your protection. Read article →
- UV science Why Latitude Changes How Much Sun Protection You Need Living closer to the equator changes the UV math. Read article →
- Formulation The Difference Between Nano and Non-Nano Zinc What the particle-size debate actually means for your skin. Read article →
- Sensitive skin Post-Procedure Skin: The Sunscreen Rules After a Peel or Laser Why SPF is non-negotiable while your skin is healing. Read article →
- Filter chemistry What Makes a Filter 'Broad-Spectrum'? The label term that matters more than the SPF number. Read article →
- Skin cancer How to Do a Proper At-Home Skin Check A 10-minute monthly habit that could save your life. Read article →
- Trends Skinimalism Meets Sun Protection The 'less is more' trend that still leaves one product non-negotiable. Read article →
- Global Why Some Countries Cap SPF Labels at 50+ Why you rarely see SPF 100 on shelves in Europe or Asia. Read article →
- Application Sunscreen Application Order in a 5-Step Routine Where SPF actually fits once serums and actives are in the mix. Read article →
- UV science Infrared Radiation and Your Skin: Should You Care? The heat part of sunlight has its own effects. Read article →
- Formulation How 'SPF Boosters' Actually Work in a Formula The hidden ingredients that raise a sunscreen's number. Read article →
- Skin cancer Skin Cancer in Skin of Color: The Dangerous Myth Darker skin can and does get skin cancer — often diagnosed late. Read article →
- Sensitive skin Sunscreen for Rosacea-Prone Skin Calming the redness instead of triggering it. Read article →
- Filter chemistry Octocrylene: Useful Stabilizer or Overused Filler? The most debated workhorse filter, examined. Read article →
- Trends March Trend Watch: The Sunscreens Going Viral This Spring What's blowing up on TikTok — and whether it's worth buying. Read article →
- Application Reapplying Sunscreen Without a Sink: Travel Hacks Practical reapplication for planes, hikes, and road trips. Read article →