KESTOSE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
KESTOSE
Safety grade: A
A natural sugar derived from plants, this ingredient works as a humectant to draw moisture into your skin and hair, helping them stay hydrated and soft. It also acts as a gentle preservative and texture enhancer in cosmetic formulas.
Graded using: COSING.
Last verified: June 9, 2026