Semax 5 mg price: 8 suppliers compared
8 research peptide suppliers in the Peptide Ranking index list Semax in a 5 mg vial, 10 listings in all, 1 of them multi-vial packs counted here at the per-vial price. The cheapest is Alpha Labs Peptides at $16.31; the most expensive listing is $50.00, 3.1 times the lowest. The median listing is $25.98, which works out to $5.20 per milligram, and 5 of the 10 listings sit at or below it.
3 listings from 2 suppliers show a certificate of analysis on the product page itself; the lowest-priced of those is Alpha Labs Peptides at $16.31. The highest-scoring supplier in the table is Evolve Peptides (70/100) at $25.00. 3 listings are priced in another currency and converted at a fixed reference rate. 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 10 listings at 5 mg, cheapest first
| Supplier | Score | Listing | Price | $/mg | COA on page | Stock | |
|---|---|---|---|---|---|---|---|
| Alpha Labs Peptides | 68/100 | Semax (5mg) (10 Vials) | $16.31 | $3.26 | Yes | In stock | View listing |
 Eternal Peptides | 22/100 | Semax | $18.99 | $3.80 | No | In stock | View listing |
| Alpha Labs Peptides | 68/100 | Semax (5mg) | $21.69 | $4.34 | Yes | In stock | View listing |
 Evolve Peptides | 70/100 | Semax (5mg) | $25.00 | $5.00 | No | In stock | View listing |
 UK Peptides | 50/100 | Semax 5mg | $25.34 | $5.07 | Yes | In stock | View listing |
 Direct Peptides | 41/100 | Semax Peptide Vial – 5mg vial | $26.61 | $5.32 | No | In stock | View listing |
 Umbrella Labs | 59/100 | SEMAX PEPTIDE 5MG/10MG/30MG VIAL - 5 Milligrams Peptide Vial | $29.99 | $6.00 | No | In stock | View listing |
| Direct Peptides | 41/100 | Semax Peptide Vial – 5mg vial kit_bac water & needles | $38.01 | $7.60 | No | In stock | View listing |
 Loti Labs | 58/100 | Semax 5mg | $39.99 | $8.00 | No | In stock | View listing |
| Enhanced Peptides | 39/100 | Semax 5mg/10mg - 5mg | $50.00 | $10.00 | No | In stock | View listing |
Other sizes and the full picture
Other Semax sizes with a comparison page: 10 mg (20 suppliers, median $36.50) · 30 mg (9 suppliers, median $71.97). The Semax page has every size, every listing and the public certificates, and Semax certificates are indexed on their own page. The price index puts Semax at a median of $3.50 per mg across all sizes.
Frequently asked questions
Which 5 mg Semax listing is cheapest with a certificate on the page?
Alpha Labs Peptides at $16.31 ($3.26 per mg) is the lowest-priced 5 mg listing that shows a certificate of analysis on the product page. 3 of the 10 listings show one.
How many suppliers list Semax at 5 mg?
8 suppliers in our index list Semax at 5 mg, across 10 listings (1 of them multi-vial packs, priced here per vial). 10 were marked in stock when the catalog was read.
Is 5 mg or 30 mg cheaper per milligram?
At the median, 5 mg works out to $5.20 per mg and 30 mg to $2.40 per mg, so 30 mg is cheaper 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.