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

DEOXYGUANOSINE

Safety grade: A

This ingredient is a naturally occurring building block found in cells that helps support skin's natural repair processes when applied topically. It works to maintain healthy skin function and may help improve the appearance of tired or stressed skin by supporting cellular renewal.

Graded using: COSING.

Last verified: June 9, 2026