What it is
Tyrosine is an aromatic amino acid found naturally in proteins and the body. In cosmetics it is added as a skin-conditioning agent and can contribute to the amino acid content of a formula. It is typically used at low levels as part of moisturizing or conditioning blends.
Safety & warnings
Tyrosine is an endogenous amino acid and is generally well tolerated in topical cosmetic use, with low expected potential for irritation.
Origin & sourcing
Can be sourced naturally from protein hydrolysates or produced by fermentation and synthesis; it is an amino acid common in living organisms.
Questions everyone asks
Is tyrosine an amino acid?
Yes, it is a naturally occurring aromatic amino acid that the body also produces and uses in proteins.
Why is it added to sunscreen?
It is included as a skin-conditioning, amino-acid component, usually at low levels within a moisturizing blend.