3-BUTYLGLYCERYL ASCORBATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

3-BUTYLGLYCERYL ASCORBATE

Safety grade: A

This is a lab-modified form of Vitamin C that has been combined with glycerin and a butyl group to make it more stable and easier for skin to absorb. It delivers the benefits of Vitamin C while also helping to keep skin hydrated.

This ingredient is used in cosmetic products to attract and retain moisture in the skin while also providing skin-conditioning benefits, helping to keep skin soft, smooth, and hydrated.

Graded using: COSING.

Last verified: May 26, 2026