Peptide RankingGLP-1 class listings 20 mg price: 8 suppliers compared
8 research peptide suppliers in the Peptide Ranking index list a 20 mg vial in the glp-1 class listings group, 8 listings in all. The cheapest is Peptide Crafters at $115; the most expensive listing is $255, 2.2 times the lowest. The median listing is $158, which works out to $7.88 per milligram, and 4 of the 8 listings sit at or below it.
2 listings from 2 suppliers show a certificate of analysis on the product page itself; the lowest-priced of those is Prime Peptides at $150. The highest-scoring supplier in the table is Paramount Peptides (76/100) at $255. Prices are the supplier's listed prices before coupons on the day the catalog was read; scores come from the published formula, not from the price.
All 8 listings at 20 mg, cheapest first
| Supplier | Score | Listing | Price | $/mg | COA on page | Stock | |
|---|---|---|---|---|---|---|---|
 Peptide Crafters | 36/100 | GLP-1 (S) 20mg | $115 | $5.75 | No | In stock | View listing |
 Geo Peptides | 48/100 | GLP-1SEMA 20MG | $143 | $7.15 | No | In stock | View listing |
| Prime Peptides | 59/100 | Semaglutide - 20mg | $150 | $7.50 | Yes | In stock | View listing |
| Enhanced Peptides | 39/100 | Semaglutide - GLP-1 - 20mg | $150 | $7.50 | No | In stock | View listing |
 Polaris Peptides | 26/100 | Semaglutide 20mg | $165 | $8.25 | No | In stock | View listing |
 Evolve Peptides | 70/100 | GLP-1 S 20 mg | $200 | $10.00 | No | In stock | View listing |
 Umbrella Labs | 59/100 | SEMAGLUTIDE PEPTIDE VIAL - 20mg Peptide Vial | $226 | $11.30 | No | In stock | View listing |
 Paramount Peptides | 76/100 | GLP-1 S 20mg | $255 | $12.75 | Yes | In stock | View listing |
Other sizes and the full picture
Other GLP-1 class listings sizes with a comparison page: 5 mg (15 suppliers, median $69.90) · 10 mg (14 suppliers, median $90.00). The GLP-1 class listings page has every size, every listing and the public certificates, and GLP-1 class listings certificates are indexed on their own page. The price index puts GLP-1 class listings at a median of $10.67 per mg across all sizes.
Frequently asked questions
Which 20 mg GLP-1 class listings listing is cheapest with a certificate on the page?
Prime Peptides at $150 ($7.50 per mg) is the lowest-priced 20 mg listing that shows a certificate of analysis on the product page. 2 of the 8 listings show one.
How many suppliers list GLP-1 class listings at 20 mg?
8 suppliers in our index list GLP-1 class listings at 20 mg, across 8 listings. 8 were marked in stock when the catalog was read.
Is 20 mg or 10 mg cheaper per milligram?
At the median, 20 mg works out to $7.88 per mg and 10 mg to $9.00 per mg, so 20 mg is the better value per milligram on median prices. The other sizes with a page are linked below.
All listed materials are sold for laboratory research use only. Listed prices before any coupon, read on the date shown; confirm in the cart. Pens are excluded because the device is part of the price. Price-per-mg calculator · Request a correction.