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

GLUTAMINE

Safety grade: A

Glutamine is an amino acid, which is a natural building block found in your skin and hair. It helps maintain moisture and strength in both hair and skin.

This ingredient works to reduce static electricity in hair, improve hair smoothness and moisture, and help keep skin hydrated and conditioned.

Graded using: COSING, FDA.

Last verified: May 26, 2026