Not approved (research only)Cosmetic lipopeptideSkin research
Rigin (palmitoyl tetrapeptide-7)
Rigin (palmitoyl tetrapeptide-7) is a cosmetic lipopeptide used in topical anti-aging products.
What is Rigin?
Rigin (palmitoyl tetrapeptide-7) is a cosmetic lipopeptide used in topical anti-aging products. Rigin (palmitoyl tetrapeptide-7) is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Key takeaways
- Rigin (palmitoyl tetrapeptide-7) is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
- PubMed indexes 6 papers on Rigin (1 tagged as clinical trials) as of October 19, 2026.
- 2 vendors in our directory listed Rigin in their public catalog on October 19, 2026.
Structure
Regulatory & access status
Rigin (palmitoyl tetrapeptide-7) is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Sellers that market unapproved peptides for human use can receive FDA warning letters; our vendor directory links any letter we found on fda.gov.
How much research exists on Rigin (palmitoyl tetrapeptide-7)?
PubMed indexes 6 papers mentioning Rigin (palmitoyl tetrapeptide-7) in the title or abstract, 5 of them from the last five years and 1 tagged as clinical trials (search run October 19, 2026; repeat the search).
Most relevant recent papers
- Comprehensive evaluation of the efficacy and safety of a new multi-component anti-aging topical eye cream. — Skin Res Technol, 2024 · clinical trial
- Usage of Synthetic Peptides in Cosmetics for Sensitive Skin. — Pharmaceuticals (Basel), 2021 · review
- Permeation behaviour of cosmetic actives into the human stratum corneum. — Int J Pharm, 2026
- Mechanistic understanding and peptide ingredient screening for type III collagen via biological knowledge graph and molecular docking. — Int J Cosmet Sci, 2026
- Injectable polypeptide/chitosan hydrogel with loaded stem cells and rapid gelation promoting angiogenesis for diabetic wound healing. — Int J Biol Macromol, 2025
- Evaluation of dermal extracellular matrix and epidermal-dermal junction modifications using matrix-assisted laser desorption/ionization mass spectrometric imaging, in vivo reflectance confocal microscopy, echography, and histology: effect of age and peptide applications. — J Cosmet Dermatol, 2015
What the evidence does not show
- Paper counts measure research attention, not whether Rigin works or is safe.
- No FDA review of any "research use only" product's identity, purity, sterility or dose.
Research suppliers that list Rigin
2 vendors in our directory listed a product matching Rigin in their public catalog on October 19, 2026. Listed alphabetically; a listing is not an endorsement. Research use only.
Prices per mg, where we could verify them, are on our price comparison.
Rigin reconstitution math
Lab arithmetic only, not dosing guidance: use the peptide calculator to turn a vial size and diluent volume into a concentration.
Rigin FAQ
Is Rigin FDA-approved?
Rigin (palmitoyl tetrapeptide-7) is not approved by the FDA for any use; products sold under this name are labeled for research use only, not for human consumption.
Is Rigin safe?
Safety data come from the published studies listed on this page; read them in full. Products sold as "research use only" have no FDA review of their purity, sterility or dose.
How much research is there on Rigin?
PubMed indexes 6 papers on Rigin (1 tagged as clinical trials) as of October 19, 2026.
Who sells Rigin?
Core Peptides, Peptide Crafters listed it on their public catalogs when we checked; a listing is not an endorsement.
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