SCA endorses products with the Toxic-Free Tick, that do not contain oxybenzone. Some toxicologists believe that oxybenzone is an endocrine-disrupting chemical & that it may mimic hormones, which can cause endometriosis posing a risk to reproductive systems.
CAS No: 131-57-7. SUNSCREEN "Oxybenzone; Synonym(s): BENZOPHENONE-3, (2-HYDROXY-4-METHOXYPHENYL) PHENYL- METHANONE; (2-HYDROXY-4-METHOXYPHENYL) PHENYLMETHANONE; 2-BENZOYL-5-METHOXYPHENOL; 2-HYDROXY-4-METHOXYBENZOPHENONE; 4-08-00-02442 (BEILSTEIN HANDBOOK REFERENCE) ; 4-METHOXY-2-HYDROXYBENZOPHENONE; ADVASTAB 45; AI3-23644; ANUVEX; B3; BENZOPHENONE, 2-HYDROXY-4-METHOXY-" - EWG
HOW IS IT USED?
Sunscreen chemical; functions as sunscreen agents absorbing ultraviolet light. Oxybenzone is also used in nail polish, fragrances, hair spray, and other skin care and cosmetics. Wikipedia says it is also in concentrations up to 1%, in nail polishes. And, Humans can absorb anywhere from 0.4% to 8.7% of oxybenzone after one topical application of sunscreen, as measured in urine excretions.
RESEARCH - WHAT THE EXPERTS SAY
NICNAS No usage restrictions apply.
WHAT IS OXYBENZONE?
Oxybenzone, or benzonephenone-3, is one of the most common sunscreen chemical filters. It forms colorless crystals that are readily soluble and provides UV protection.
"Many chemical sunscreens have been linked to an increased risk of skin cancer. Among the most hazardous are those containing oxybenzone, synthetic fragrances and retinyl palmitate (vitamin A)" - Dr Mercola
"According to EWG, oxybenzone has been detected in nearly every American’s blood. Studies have shown that oxybenzone may have an impact on the endocrine system (the glands in your body that make hormones), Andrews said, adding that in one instance, increased levels of oxybenzone in adolescent boys led to lower testosterone levels." - EWG in an article for HuffingtonPost.com.au