Core Peptides Semax price: $2.52/mg
Core Peptides lists Semax at $63 for 25 mg, which is $2.52/mg; that's #3 cheapest of 9 vendors we track after codes (median $3.00/mg), checked Oct 21, 2026.
Our verdict on Core Peptides
Strong testing evidence
83/100A
#1 of 11 ranked vendors
- Publishes lot-matched COAs
- Named lab: Vanguard Laboratory (A2LA-accredited)
- 71% of 7 independent tests passed
Last verified How we scoreFull review
Core Peptides Semax sizes
Semax at every vendor, after codes
| Vendor | Cheapest vial | Per mg | After code | Score |
|---|---|---|---|---|
| Biotech Peptides | 25 mg · $53 | $2.12 | $2.12 | 70 |
| Swiss Chems | 30 mg · $73.95 | $2.47 | $2.22 | 70 |
| Core Peptides | 25 mg · $63 | $2.52 | $2.52 | 83 |
| Atomik Labz | 10 mg · $35 | $3.50 | $2.98 | 50 |
| 99 Purity Peptides | 10 mg · $49.99 | $5.00 | $4.25 | 60 |
| Ascension Peptides | 10 mg · $50 | $5.00 | $5.00 | 70 |
| Spartan Peptides | 30 mg · $159 | $5.30 | $5.30 | 60 |
| DRYPtides | 10 mg · $54 | $5.40 | $5.40 | 65 |
| Penguin Peptides | 5 mg · $55 | $11.00 | $11.00 | 74 |
Codes applied only where verified, same math for every vendor. All Semax sizes.
DRYPtides lists Semax at $5.40/mg and scores 65/100. It's the vendor we plan to partner with.
A synthetic heptapeptide analog of an ACTH fragment. Core Peptides review · Core Peptides coupon code
Questions
How much is Semax at Core Peptides?
Core Peptides lists Semax at $63 for 25 mg, which is $2.52/mg; that's #3 cheapest of 9 vendors we track after codes (median $3.00/mg), checked Oct 21, 2026.
Is Core Peptides Semax cheaper than other vendors?
After codes, Core Peptides is #3 of 9. The cheapest is Biotech Peptides at $2.12/mg.
Is there a Core Peptides code for Semax?
We hold no verified percentage code for Core Peptides.
Does Core Peptides publish a COA for Semax?
Core Peptides's COA practice: 35/40 on our COA transparency line. Check the COA library link on its review page and ask for the COA matching your lot.