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Sodium nitrite is included in some cosmetic formulations to prevent corrosion of packaging materials and can also act as an antimicrobial agent, helping to preserve the product.
May aggravate
Safety summary
It is considered safe for use in cosmetics at very low concentrations. However, it should not be used in products containing secondary or tertiary amines, as this combination can potentially form nitrosamines.
CAS Number
7632-00-0
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.