How much products actually contain
No product states its amount yet.
Of the products containing it, 4 list it before the 1% line and 1 after it (usually 1% or less).
Products using this ingredient
5 of 5 confirmed · likeliest to carry enough first
Definition
Tetrapeptide-1 is a synthetic peptide containing leucine, proline, threonine, and valine
Cosmetic roles
Keeps skin in good condition (CosIng catch-all)SKIN CONDITIONING
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name テトラペプチド－１: 本品は、ロイシン（＊）、プロリン（＊）、トレオニン（＊）及びバリン（＊）の４種のアミノ酸残基からなる合成ペプチドである。
Source: JCIA labelling names (Japan)
Names & identifiers
TETRAPEPTIDE-1INCI테트라펩타이드-1Korean label name (MFDS standard)テトラペプチド－１Japanese labelling name