Bemotrizinol (Tinosorb S)
TYPE OF INGREDIENT
Ultraviolet filter
COMMONLY FOUND IN
Sunscreen, creams, cosmetic products
WHAT ARE THE BENEFITS OF BEMOTRIZINOL (TINOSORB S)?
Bemotrizinol is an ultraviolet filter covering the UVA1, UVA2 and UVB spectrum. It can absorb broad ultraviolet energy to reduce resulting DNA damage to skin cells.
WHAT IS BEMOTRIZINOL (TINOSORB S)?
Bemotrizinol (i.e., bis-ethylhexyloxyphenol methoxyphenyl triazine) is an organic ultraviolet (UV) light filter. It is approved in the European Union and protects from UV light in the UVA1, UVA2 and UVB range.
IS BEMOTRIZINOL (TINOSORB S) SAFE FOR ALL SKIN TYPES AND TONES?
Bemotrizinol is likely safe for all skin types and tones. There are reported cases of allergic contact dermatitis from products containing it, thus it should not be considered in patients with reactions to it or those who could have reactions to it.
CONTRAINDICATIONS
Available evidence suggests there are no absolute contraindications to using the product; however, individuals with hypersensitivity should avoid products containing it.
Sources:
D’Ruiz CD, Plautz JR, Schuetz R, et al. Preliminary clinical pharmacokinetic evaluation of bemotrizinol – A new sunscreen active ingredient being considered for inclusion under FDA’s over-the-counter (OTC) sunscreen monograph. Regul Toxicol Pharmacol. 2023;139:105344.
Pantelic MN, Wong N, Kwa M, Lim HW. Ultraviolet filters in the United States and European Union: A review of safety and implications for the future of US sunscreens. J Am Acad Dermatol. 2023;88(3):632-646.
Suzuki K, Futamura K, Sugiyama M, Matsunaga K, Yagami A. Allergic contact dermatitis caused by dimethicodiethylbenzalmalonate (polysilicone-15, Parsol SLX) and bis-ethylhexyloxyphenol methoxyphenyl triazine (Tinosorb S) in sunscreen cream. Contact Dermatitis. 2022;87(1):108-110.
