Glycyl Tyrosine

INCI: GLYCYL TYROSINE

CAS Number
658-79-7
Function
Skin conditioning; dipeptide with potential antioxidant and anti-melanogenic properties
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; not specifically CIR-reviewed

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited cosmetic-specific safety data. Composed of naturally occurring amino acids, suggesting low intrinsic toxicity. Tyrosine residue could theoretically influence melanin pathways โ€” verify claims vs. concentration in formula.

โš ๏ธ
Concern Level: Low

Regulatory Flags

natural-origin

Frequently Asked Questions

Is Glycyl Tyrosine safe in cosmetics?

Limited cosmetic-specific safety data. Composed of naturally occurring amino acids, suggesting low intrinsic toxicity. Tyrosine residue could theoretically influence melanin pathways โ€” verify claims vs. concentration in formula. The EU classifies Glycyl Tyrosine as "permitted". Safety rating: GOOD.

Is Glycyl Tyrosine allowed in the EU?

Glycyl Tyrosine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Glycyl Tyrosine do in cosmetics?

Glycyl Tyrosine functions as: Skin conditioning; dipeptide with potential antioxidant and anti-melanogenic properties. It is classified as a cosmetic ingredient in our database. CAS number: 658-79-7.

What is the Margin of Safety for Glycyl Tyrosine?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

๐Ÿ“ฑ

Is Glycyl Tyrosine in Your Products?

Scan any product label with Piro โ€” our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free โ†’

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Glycyl Tyrosine in your formulation.