Glycine
INCI: GLYCINE
CAS 56-40-6 EC 200-272-2
Glycine
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details
Description
Glycine
Purpose
Function
Most abundant amino acid in collagen (every third residue in Gly-X-Y triplet). Improves visible signs of aging, enhances moisture retention, promotes collagen production, strengthens skin, and supports repair and regeneration.
Profile
Properties
Silicone
Silicone free
Compliance
Regulatory Status
EU
Permitted
Safety
EXCELLENT
US
Permitted
Absorptionnegligible
Sensitizationnone
MoSadequate
NOAEL2000 mg/kg
ConcernNone
Flags
eu_children_restrictedepa_safer_alternativefda_food_additivejecfa_safe
Verdict
Glycine is structurally essential for collagen stability and a well-tolerated cosmetic active with CIR-assessed safety and confirmed GRAS status. No restrictions or safety concerns at cosmetic use levels.
US Note
Assessed as safe by CIR Expert Panel. GRAS as a direct food additive.
Assessment
Ratings
Reference