Peptide Prices

Live prices and quality assessments for popular peptides, updated every day.

This site is run as a not-for-profit service to the peptide community. We do not accept advertisements from peptide suppliers. At the moment, we list only U.S.-based suppliers whose products have been tested by third-party services, and only those that list their prices. If we’ve missed a vendor, please email .

Retatrutide

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Company Price ($/mg) ↑ Quality ↑ Website

Methodology

Prices are collected daily from vendor websites and normalized to cost per milligram. Quality ratings are sourced from Finnrick Analytics, which independently tests peptide samples for purity and quantity accuracy.

Rating scale: A (Great), B (Good), C (Okay), D (Poor), E (Bad), F (Fail)