Tripeptide-32
A synthetic peptide. The maker links it to skin renewal and firmness; independent data are limited. Well tolerated.
Evidence by route
Topical application
A peptide active. The maker links it to skin firmness; independent data limited.
- CIR Cosmetic Ingredient Review safety assessment
How to read tiers A–F
- BLimited evidence. One RCT or several controlled studies with limitations
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
About this ingredient
Tripeptide-32 is a short-chain synthetic peptide made of three amino acids. Peptides are used in cosmetics as signalling molecules: the idea is that they act on pathways tied to cell renewal and firmness. The manufacturer links it to an anti-ageing effect and better elasticity. Here it pays to be clear about the evidence. Independent data on this specific peptide are scarce; most of it comes from supplier testing. It is a supporting active with a modest evidence base, not an ingredient with settled results like retinol or vitamin C. It can add to a good formula, but do not expect a dramatic change from it alone. For topical use peptides are not meaningfully absorbed, so it can be used during pregnancy and breastfeeding without restriction. Tolerance is good: irritation and allergy potential are low. It suits sensitive skin and has no comedogenicity rating, so it works on oily skin too.
Frequently asked questions
Is Tripeptide-32 safe during pregnancy?
Tripeptide-32 is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Tripeptide-32 for?
Tripeptide-32 suits: normal, dry, combination, oily, sensitive.
What is Tripeptide-32 and what does it do in cosmetics?
A synthetic peptide.
What's the INCI name for Tripeptide-32?
The INCI name is Tripeptide-32.
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