POTASSIUM BITARTRATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POTASSIUM BITARTRATE

Cream of Tartar

Safety grade: A

Potassium bitartrate is a naturally occurring compound found in grapes and wine. It's a mild, food-safe acid that helps maintain the pH balance of cosmetic products.

This ingredient acts as a buffering agent to stabilize and maintain the pH level of cosmetic formulations, ensuring the product remains effective and safe for skin application.

Graded using: COSING.

Last verified: May 26, 2026