ResearchSafe

Palmitoyl Tripeptide-1 (Palmitoyl Tripeptide-1 (Pal-GHK))

Category: Skin & Anti-Aging. Status: Research compound.

A lipopeptide acting as a matrikine, signaling skin repair by mimicking collagen breakdown products that trigger fibroblast collagen production.

How it works

Functions as matrikine signal, mimicking collagen fragments that trigger fibroblasts to produce new collagen. Palmitoyl enables deeper skin penetration.

Key facts

  • Molecular weight: 578.8 Da
  • Half-life: 8-12 hours (topical)
  • Bioavailability: Good (topical with lipid modification)
  • Storage: Room temperature, stable in formulation.

Dosing overview

  • Typical dose: 2-5% in formulation
  • Frequency: 1-2x daily
  • Duration: 8-16 weeks
  • Route: Topical

Reported benefits

  • Collagen synthesis stimulation
  • Matrix remodeling
  • Wrinkle reduction
  • Skin thickness increase

Possible side effects

  • Very well tolerated
  • Rare irritation

Research

  • Matrikine signaling by Pal-GHK in aged skin (2021): Increased collagen I gene expression by 150% and reduced MMP-1 by 40% in photodamaged skin.
  • Pal-GHK and Pal-GQPR combination (Matrixyl 3000) (2020): Reduced wrinkle volume by 44% and improved skin tone by 26% over 8 weeks.

Community reviews of Palmitoyl Tripeptide-1

Rated 4.8 out of 5 from 6 community reviews by ResearchSafe members.

  • wellness_wade rated it 5/5 - Solid compound with real results: Been using Palmitoyl Tripeptide-1 for about 3 months and the results are clear. Not overnight dramatic, but a steady, consistent improvement that became undeniable by the end of the first month. The mechanism makes sense based on what I have read in the literature, and my subjective experience matches the expected timeline. Benefits built gradually and plateaued at a good level. Side effects were minimal to none at the dose I used. Followed proper protocols for sourcing, storage, and administration. Would recommend to others who have done their research and have realistic expectations.
  • syringe_science_sue rated it 5/5 - Worth adding to the protocol: Palmitoyl Tripeptide-1 has been a worthwhile addition. I am data-driven and tracked relevant markers before, during, and after. The improvement is measurable and correlates with the intervention timeline. What sets this apart from some compounds I have tried is the consistency. Benefits did not fluctuate wildly or disappear. They built up and maintained. That gives me confidence in the mechanism. Tolerance has been excellent. Nothing in my bloodwork or subjective experience raised any flags. This is the kind of compound that does its job quietly without causing problems. Exactly what you wan
  • stack_logic_lisa rated it 5/5 - Genuinely effective after 3 weeks: Been using Palmitoyl Tripeptide-1 for about 3 weeks and the results are clear. Not overnight dramatic, but a steady, consistent improvement that became undeniable by the end of the first month. The mechanism makes sense based on what I have read in the literature, and my subjective experience matches the expected timeline. Benefits built gradually and plateaued at a good level. Side effects were minimal to none at the dose I used. Followed proper protocols for sourcing, storage, and administration. Would recommend to others who have done their research and have realistic expectations.
  • fasted_frank rated it 5/5 - Noticed clear benefits within weeks: Added Palmitoyl Tripeptide-1 to my protocol about 1 month ago and it has earned its place. The benefits became noticeable around week 2-3 and have been consistent since. What I appreciate about this compound is the predictability. It does what the research suggests it should do, at roughly the timeline you would expect. No surprises, no dramatic swings, just steady improvement. No notable side effects to report at my dose. Sourcing is always the challenge with research compounds, insist on third-party testing. Storage and reconstitution per standard protocols. Plan to continue.
  • tara_ironman rated it 4/5 - My forehead lines looked softer after 6 weeks: I started Palmitoyl Tripeptide-1 because after long hours coding in Bangalore, plus outdoor running in Indian sun, my skin was looking tired and those forehead lines were staying even when I was relaxed. For about 6 weeks I used it mostly at night. For me, the skin felt a bit plumper and the fine lines seemed less sharp, especially around eyes. Small caveat, the effect was subtle, not dramatic, and I still needed moisturiser.
  • jake777 rated it 5/5 - Skin looked tighter after 10 weeks: The biggest change for me was that my face looked less beat up, especially around the eyes and jaw. I’m in my 20s, West Coast sun is no joke, and after about 10 weeks it just looked smoother and a bit thicker. Could be placebo, but I noticed it fast.

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Community discussions about Palmitoyl Tripeptide-1

Research and educational reference only. Not medical advice.