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INCI: EAU. HYDROXIDE DE SODIUM
Water (Eau) is the primary solvent in most skincare products. Sodium Hydroxide is a strong alkali used to adjust the pH of a product, ensuring it is stable and safe for skin application.
No specific concern data available
Safety summary
While Sodium Hydroxide is highly corrosive in its concentrated form, it is used in very small, carefully controlled amounts in cosmetics to achieve the desired pH, making the final product safe.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.