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Live peptide price tracking

Peptide Price Comparison.

Compare peptide prices across 90 research suppliers with a free peptide price tool, normalised to cost per mg.

36 compounds

Explainer

Peptide Price Comparison, Explained

A good peptide price comparison does more than list prices side by side. It makes them comparable. Vial sizes, forms and packaging vary between suppliers, so PepLookup converts every price to cost per milligram before it appears in a comparison. That is what separates a real price comparison from a simple price list.

PepLookup currently compares 90 research suppliers, more than 3,200 listings and 38 research compounds. Every comparison shows when a price was last observed, whether the supplier publishes a certificate of analysis, and any active discount code, so you have what you need to compare peptide prices before ordering.

When you compare peptide prices on a listing page, sort by cost per mg first. A lower sticker price on a smaller vial can cost more per milligram than a higher-priced larger one. You can also check a single price with our peptide price checker or the price per mg calculator.

Explore the price comparison pages below for BPC-157, Retatrutide, Tirzepatide and more.

Popular Peptide Price Comparisons

Questions

Frequently asked questions.

How do I compare peptide prices?
Pick a compound on PepLookup and open its comparison page. Every supplier's price is converted to cost per milligram, so different vial and kit sizes line up on the same scale. Out-of-stock listings are excluded from rankings, and each price shows when it was last seen. Confirm the current price on the supplier's own page before ordering.
What is a peptide price checker?
A peptide price checker shows what a compound costs across suppliers so you can see whether a price is high or low. PepLookup's price checker compares cost per milligram across 90 tracked suppliers and links to each supplier's own page for the final price.
Is there a peptide price list?
Yes. PepLookup lists current research peptide prices from 90 suppliers on one page. Every price is converted to cost per milligram, shows when it was last seen, and links to the supplier's own page. Confirm the current price there before ordering.
Why compare peptides by price per mg?
Headline prices mislead because vial sizes differ. A 10 mg vial and a 5 mg vial at different prices only compare fairly once both are converted to cost per milligram. PepLookup does that conversion for every listing.
Does PepLookup sell anything?
No. PepLookup does not manufacture, sell, store or ship any product. It is a comparison tool for research compounds. Every order is placed on the supplier's own site, under its terms.

Partner spotlight

31 compounds in stock, 114 of their 114 listings backed by a published COA, and 10% off with code PEPLOOKUP. See how their live prices compare with every other supplier on their profile.

31

Compounds in stock

114

Listings tracked

114

Listings with COAs

  • 4.3/5 Trustpilot
  • US-based
  • Same-day dispatch before 12 PM PT
  • Est. 2026
  • Cards · Zelle · Chime · Crypto · ACH/Wire

The directory

All suppliers.

90 listed

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