Стоит ли избегать styrene oxide при беременности? | VeriMom

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FAQ

Безопасен ли styrene oxide при беременности?

Styrene oxide (CAS 96-09-3) has a harmonised CLP classification in the EU including Carc. 1B (H350: “May cause cancer”), which by your calibration requires h=3; ECHA documentation and Annex VI list this classification. Animal inhalation and developmental studies report reproductive/developmental effects (rats, rabbits) consistent with demonstrated developmental toxicity at high exposures, supporting a mechanistic concern (epoxide reactivity and metabolism of styrene to styrene oxide) rather than a purely theoretical mechanism. For typical topical cosmetic uses, systemic exposure from deliberate cosmetic formulation appears likely low but not zero (reactive epoxide, some dermal penetration is possible), so exposure scored as 1 (low but measurable). Sources: ECHA harmonised classification and registration dossier; NIOSH/CDC reproductive inhalation study. (See sources.)

Безопасен ли styrene oxide при грудном вскармливании?

Same hazard basis applies for breastfeeding: harmonised H350 drives h=3. Mechanistic concerns (reactive epoxide, demonstrated adverse effects in animal reproductive/developmental studies) support m=2. Dermal/topical cosmetic exposure to nursing parent expected to be low but measurable (e=1); transfer in milk is plausible for small lipophilic molecules but specific human lactation transfer data for styrene oxide are lacking (see sources).

Безопасен ли styrene oxide для кожи малыша?

Hazard remains h=3 because of the harmonised carcinogen classification (H350). Mechanism rating m=2 reflects demonstrated animal reproductive/developmental toxicity and the reactive epoxide chemistry. Exposure for baby skin is increased by +1 vs adult because infant skin barrier immaturity and higher surface-area-to-weight ratio make dermal uptake more likely; therefore e=2 (moderate) if the ingredient were present on skin. Note: styrene oxide is not a normal cosmetic ingredient and is highly reactive; presence in finished cosmetic products would be unexpected and problematic. See ECHA harmonised classification and animal inhalation/developmental studies below.

Как VeriMom оценивает styrene oxide?

VeriMom оценивает styrene oxide в 20/100 (высокий риск) на основе EU CosIng, классификаций ECHA и исследований PubMed.

Какие безопасные альтернативы styrene oxide при беременности?

См. наш список безопасных альтернатив styrene oxide с аналогичной функцией и классификацией без известных рисков.