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Octamethylcyclotetrasiloxane
Beneficial for
Safety summary
While generally recognized as safe for cosmetic use, there are environmental concerns regarding its persistence. It is restricted in some regions due to potential endocrine disruption, though human safety in cosmetics is not a primary concern.
CAS Number
556-67-2
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.