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Skin & cosmetic

Palmitoyl Tripeptide-1

Also known as: Pal-GHK · Palmitoyl Oligopeptide

A topical cosmetic peptide studied for skin firmness and tone appearance.

Palmitoyl Tripeptide-1 at a glance

NamePalmitoyl Tripeptide-1
Also known asPal-GHK, Palmitoyl Oligopeptide
CategorySkin & cosmetic
TypePeptide
SequencePalmitoylated tripeptide (palmitoyl-Gly-His-Lys).
Typical doseTypically formulated at low percentages (often well under 1% active) in leave-on products
FrequencyTypically applied once or twice daily
RouteTopical
Half-lifeNot typically characterized for topical cosmetic use.

Overview

Palmitoyl Tripeptide-1 is a lipidated tripeptide often paired with Palmitoyl Tetrapeptide-7 in cosmetic blends. It is marketed to support the look of firmer, more even-toned skin. It is a cosmetic ingredient rather than a medical treatment.

How it’s thought to work

  • Proposed to signal skin cells toward collagen-related support.
  • The palmitoyl chain is intended to enhance skin penetration.
  • Functions as a cosmetic conditioning agent at the surface of the skin.

Researched uses

  • Appearance of skin firmness and elasticity
  • Cosmetic anti-aging and tone-evening formulations
  • Serums and creams targeting fine lines

Commonly cited protocol

Typical doseTypically formulated at low percentages (often well under 1% active) in leave-on products
FrequencyTypically applied once or twice daily
RouteTopical
NotesCommonly combined with other peptides in cosmetic serums; not injected.

Reconstitution

Not applicable - this is a topical cosmetic ingredient, so injection unit math does not apply.

Cautions

  • A cosmetic ingredient, not a medical treatment.
  • Supporting evidence is limited and often industry-sourced.
  • May cause local irritation in sensitive individuals; patch testing is common.

Palmitoyl Tripeptide-1 FAQ

What is Palmitoyl Tripeptide-1?

A topical cosmetic peptide studied for skin firmness and tone appearance.

How does Palmitoyl Tripeptide-1 work?

Proposed to signal skin cells toward collagen-related support. The palmitoyl chain is intended to enhance skin penetration. Functions as a cosmetic conditioning agent at the surface of the skin.

What is Palmitoyl Tripeptide-1 used for?

Appearance of skin firmness and elasticity; Cosmetic anti-aging and tone-evening formulations; Serums and creams targeting fine lines.

What is a typical Palmitoyl Tripeptide-1 dose?

Typically formulated at low percentages (often well under 1% active) in leave-on products, Typically applied once or twice daily, Topical. This is a commonly cited figure for context only, not medical advice.

How do you reconstitute Palmitoyl Tripeptide-1?

Not applicable - this is a topical cosmetic ingredient, so injection unit math does not apply.

What is the half-life of Palmitoyl Tripeptide-1?

Not typically characterized for topical cosmetic use.

Related skin & cosmetic peptides

⚠️ Educational reference only — not medical advice. These compounds are largely research chemicals not approved for human use in most countries. Nothing here is a recommendation to obtain or administer any substance. Consult a qualified clinician.