Rigin
Also known as: palmitoyl tetrapeptide-7, palmitoyl tetrapeptide-3
Rigin (palmitoyl tetrapeptide-7/-3) is a fatty-acid-conjugated synthetic tetrapeptide used as a cosmetic ingredient.
Caliber Peptide Index tracks Rigin across 1 research-peptide vendor, with the lowest listed price at $0.98/mg (200mg) at Core Peptides as of 2026-05-31. Prices below are normalized to dollars per milligram so different vial sizes can be compared on an equal basis. Rigin is sold by third-party vendors for research use only.
Research Applications
Studied in cosmetic-science research on skin biology.
Safety Considerations
Sold as a cosmetic and research ingredient for topical formulation and laboratory use only — not for human consumption.
Available From 1 Vendor — Sorted by $/mg
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Frequently asked
- How many vendors sell Rigin?
- Caliber Peptide Index currently tracks 1 research peptide vendor listing Rigin.
- What is the lowest tracked price for Rigin?
- The lowest tracked price for Rigin is $0.98/mg (200mg) at Core Peptides. Prices are sorted by dollars per milligram so different vial sizes can be compared on an equal basis.
- How often are Rigin prices updated?
- Vendor prices are refreshed by our automated scraper (most recent update: 2026-05-31). Always confirm the current price on the vendor's site before purchase.
Caliber Peptide Index is a directory. We do not test, score, or endorse any vendor. Prices listed are what each vendor publishes; verify on the vendor's site before purchase.
Products listed for research purposes only — not for human consumption. Wiki content is summarized from publicly available research literature and is not medical advice.