La Roche-Posay Anthelios UVMUNE 400 Invisible Fluid SPF 50+

uva rays between 380-400nm penetrate deeper than you think. they slip past most sunscreens and trigger the cellular damage behind dark spots and premature aging. la roche-posay anthelios uvmune 400 invisible fluid was built to stop them with mexoryl 400, the filter that blocks the longest, most damaging wavelengths other formulas miss.

key benefits

mexoryl 400 filter technology: captures ultra-long uva rays (380-400nm) that cause deep cellular damage and photoaging
spf 50+ broad-spectrum shield: blocks uvb rays that burn skin and uva rays that break down collagen year-round
invisible, non-greasy finish: absorbs instantly with zero white cast, layers seamlessly under makeup
water and sweat resistant: netlock technology keeps protection intact through swimming, perspiration, and sand exposure
anti-eye-stinging formula: dermatologist-tested comfort for sensitive skin, safe for reactive and sun-intolerant faces
lightly fragranced fluid: subtle scent makes daily spf feel less clinical, more like part of your routine

key ingredients

mexoryl 400 (methoxypropylamino cyclohexenylidene ethoxyethylcyanoacetate): la roche-posay's patented uv filter that blocks ultra-long uva rays (380-400nm), the hardest wavelengths to stop and the ones most responsible for deep dna damage. netlock technology: a film-forming polymer network that locks filters onto skin, keeping your spf shield intact even when wet or sweating. la roche-posay thermal spring water: selenium-rich soothing water that calms sensitivity and strengthens your skin barrier against environmental stress.