Acetyl Tyrosine
AKA “N-Acetyl-L-tyrosine, N-Acetyltyrosine, L-Tyrosine, N-acetyl-, acetyl-, N-Acetyltyrosine (VAN), UNII-DA8G610ZO5, L-N-acetyl-Tyrosine, DTXSID7046045, TANOGEN HB
Skin Conditioning
Ingredient Facts
Acetyl tyrosine
AKA: N-Acetyl-L-tyrosine, N-Acetyltyrosine, L-Tyrosine, N-acetyl-, Acetyl-, N-Acetyltyrosine (VAN), UNII-DA8G610ZO5, L-N-acetyl-Tyrosine, DTXSID7046045, TANOGEN HB
Skin Conditioning · Tanning · EWG: 1
Synthetic
Skin Conditioner
Amino Acid
Clean
N-acetyltyrosine, also referred to as N-acetyl-L-tyrosine, is used in place of as a tyrosine precursor. [DB00135] is a non-essential amino acid with a polar side group. N-acetyltyrosine is administered as parenteral nutrition or intravenous infusion due to its enhanced solubility compared to tyrosine. It is typically administered as a source of nutritional support where oral nutrition is inadequate or cannot be tolerated.
Solubility 297 mg/mL
Formula
C11H13NO4
Mol. Weight
223.22
CAS #
537-55-3
Form
Powder
State
Solid
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Tanning
Locks in moisture
Traditional Use
A synthetic acetylated amino acid created for skincare formulations. Developed to support melanin production and improve skin tone in modern cosmetic products.
Skin Types
all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR