Tyrosine

INCI: TYROSINE

CAS Number
60-18-4 (L-Tyrosine); 556-03-6 (DL-Tyrosine)
Function
Antistatic, fragrance ; also used for skin conditioning and tanning enhancement (melanin precursor)
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Generally Recognized as Safe (GRAS) as an amino acid; permissible in cosmetics

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Melanin precursor โ€” marketed in some "tan accelerator" products; regulatory scrutiny may apply if tanning claims are made. No significant toxicological concerns at cosmetic use levels

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Concern Level: None

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Tyrosine safe in cosmetics?

Melanin precursor โ€” marketed in some "tan accelerator" products; regulatory scrutiny may apply if tanning claims are made. No significant toxicological concerns at cosmetic use levels The EU classifies Tyrosine as "permitted". Safety rating: EXCELLENT.

Is Tyrosine allowed in the EU?

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

What does Tyrosine do in cosmetics?

Tyrosine functions as: Antistatic, fragrance ; also used for skin conditioning and tanning enhancement (melanin precursor). It is classified as a cosmetic ingredient in our database. CAS number: 60-18-4 (L-Tyrosine); 556-03-6 (DL-Tyrosine).

What is the Margin of Safety for 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.

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