INCI: Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine
Tinosorb S (BEMT, bemotrizinol) is a modern photostable broad-spectrum organic UV filter by BASF that absorbs both UVB and UVA radiation. Approved up to 10 % in EU and most of Asia, not approved as an over-the-counter sunscreen filter in the US as of 2026. Stabilizes other filters in the formula.
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
One of the few organic filters with high photostability and broad coverage. Works against UVB and the full UVA range, shows good skin tolerance.
Irritation potential
LowAllergen risk
LowPregnancy
CautionSuitable for
Tinosorb S should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
Tinosorb S suits: normal, dry, oily, combination, sensitive.
Tinosorb S (BEMT, bemotrizinol) is a modern photostable broad-spectrum organic UV filter by BASF that absorbs both UVB and UVA radiation.
The INCI name is Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine. It may also appear as: Bemotrizinol, Anisotriazine, BEMT.
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