A signal peptide. The maker links it to skin firmness; independent data are limited. Well tolerated.
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
A signal peptide. Well tolerated; independent data limited.
Pentapeptide-34 Trifluoroacetate is a synthetic signal peptide, stabilised as a trifluoroacetate salt. In cosmetics it is positioned as an anti-ageing active: the manufacturer links it to greater skin firmness through signals said to stimulate the dermis support components. On effectiveness it is worth being clear. The available data come mainly from the manufacturer, and independent evidence is scarce. Some signal peptides show modest effects on firmness and fine lines with continued use, but here no strong or proven result can be promised. It is reasonable to treat it as a supporting active, not as the engine of a routine. Applied topically its systemic absorption is minimal, so it can be used during pregnancy and breastfeeding. Tolerability is good, with low irritation and allergy potential. It suits sensitive skin and rarely causes reactions at usual use levels.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Pentapeptide-34 Trifluoroacetate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Pentapeptide-34 Trifluoroacetate suits: normal, dry, combination, oily, sensitive.
A signal peptide.
The INCI name is Pentapeptide-34 Trifluoroacetate. It may also appear as: Пентапептид-34 трифторацетат.
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