NICKEL GLUCONATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
NICKEL GLUCONATE
Safety grade: A
Nickel gluconate is a compound made from nickel (a metal) combined with gluconic acid (derived from glucose). It is used in very small amounts in some skincare and cosmetic products.
Nickel gluconate functions as a preservative and antioxidant agent that helps protect cosmetic formulations from degradation and microbial growth.
Graded using: COSING.
Last verified: May 26, 2026