Cosmetic ingredient (INCI)
Tetrapeptide-121
Used in cosmetic products as skin conditioning, emollient and skin conditioning, miscellaneous. Tetrapeptide-121 is the synthetic peptide consisting of histidine, leucine, proline and threonine.
The chemical behind this ingredient
Structure, properties, safety data and price information live on the chemical page.
This ingredient is not linked to a single chemical in our database, which is common for blends, extracts and polymers. Post a buy request with the INCI name and suppliers will quote.
Frequently asked questions
What is Tetrapeptide-121 used for in cosmetics?
Tetrapeptide-121 is used in cosmetic products as skin conditioning, emollient and skin conditioning, miscellaneous. Tetrapeptide-121 is the synthetic peptide consisting of histidine, leucine, proline and threonine.
Is Tetrapeptide-121 restricted in cosmetics in the EU?
No EU restriction annex is recorded for Tetrapeptide-121 in our records. Rules change and differ by market, so always check the current regulation before you formulate.