Mexoryl SX
INCI: Terephthalylidene Dicamphor Sulfonic Acid
Patented water-soluble UVA filter by L'Oreal (Ecamsule). Blocks the short UVA range that many classic filters leave uncovered.
Protection
Evidence by route
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
Classic UVA filter used by La Roche-Posay and Vichy with a large clinical dossier. Proven photostability profile and low allergy risk.
Tolerability and safety
Irritation potential
LowAllergen risk
LowPregnancy
CautionSkin types
Suitable for
NormalDryOilyCombinationSensitive
Frequently asked questions
Is Mexoryl SX safe during pregnancy?
Mexoryl SX should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Mexoryl SX for?
Mexoryl SX suits: normal, dry, oily, combination, sensitive.