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A mineral salt primarily used as an astringent and deodorant agent in cosmetics, helping to reduce perspiration and body odor.
Beneficial for
May aggravate
Safety summary
Generally considered safe for topical use, though some concerns exist regarding aluminum absorption, particularly in antiperspirants.
CAS Number
7784-25-0
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.