Is Walnut Shell Powder Safe?
Walnut Shell Powder Safety Overview
Official Rating: Safe (Health Score: 6/10).
Stabilizers and chelating agents (like Disodium EDTA, BHT, Tocopherol) are used at low, safe percentages with extensive toxicology profiles.
How Walnut Shell Powder Is Used Safely
Walnut Shell Powder is formulated as a stabilizer for protecting delicate active ingredients from degrading due to light, air, or heat in antioxidant serums, vitamin C formulas, retinol creams, and emulsions. Used within approved cosmetic concentrations.
Who Should Exercise Caution?
Generally well tolerated for all skin types, essential for high-performance and antioxidant formulas. If you have reactive or hypersensitive skin, patch test products before full facial application.
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