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

TANNIC ACID

Safety grade: A

Tannic acid is a naturally occurring compound found in plants like tea, grapes, and tree bark that has been used for centuries in traditional skincare. It works by tightening and firming the skin while also helping to mask odors in cosmetic products.

This ingredient tightens and firms the skin by causing temporary contraction of skin tissues, while also helping to neutralize or mask unpleasant odors in the product.

Graded using: COSING.

Last verified: May 26, 2026