M-Peptides
21 priced listings across 14 peptides. Typical price 3.03x the market median, dearer than most.
Finnrick lab data
| Score | 74% Finnrick "Purity focus" |
|---|---|
| Rank | 167 of 345 vendors |
| Tests | 22, 15 passed and 7 failed of those Finnrick could classify |
| Latest test | Jun 22, 2026 |
| Status on Finnrick | Trading |
| Peptide tested | Tests | Score |
|---|---|---|
| Tirzepatide | 13 | 82% |
| Retatrutide | 9 | 66% |
Source: Finnrick profile for M-Peptides, fetched Sep 25, 2026. Scores with few tests are pulled toward the middle. A score describes past samples, not the vial you will get.
Store and policies
| Store site | mpeptides.com domain check |
|---|---|
| Site status | live |
| COAs | on request |
| Shipping time | USPS Priority Mail; orders placed before 12 PM EST ship the same business day |
| Guarantee | Homepage FAQ promises replacement or refund if specs are not met, free replacement for damaged or lost shipments and unopened returns within 30 days for store credit, but the terms say all sales are final with no returns |
| What the site showed | Product pages claim published certificates but showed 'Certificate information is temporarily unavailable' and 'COA Available Upon Request', naming no lab. |
Read from the store's own pages on Sep 25, 2026: mpeptides.com/, mpeptides.com/about-us/, mpeptides.com/privacy-policy/, mpeptides.com/terms-conditions/, mpeptides.com/product/bpc-157-5mg-2/. Blank means we couldn't confirm it, not that the store doesn't offer it.
Store domains
| Domain | Domain check | Status | Listings |
|---|---|---|---|
| mpeptides.com | Finnrick-listed | Public prices | 21 |
Finnrick-listed domains carry M-Peptides' score. Other domains use the name on a domain Finnrick doesn't list for it; that alone doesn't make them fake, and each has its own page.
Prices
| Peptide | Size | Pack | Price | Per vial | $/mg | vs median | Stock | Listing |
|---|---|---|---|---|---|---|---|---|
| BPC-157 | 10 mg | 1 vial | $101.00 | $101.00 | $10.10 | 2.81x | In stock | BPC-157 / 10mg |
| BPC-157 | 20 mg | 1 vial | $180.00 | $180.00 | $9.00 | 2.50x | In stock | BPC-157 / 20mg |
| TB-500 | 5 mg | 1 vial | $76.00 | $76.00 | $15.20 | 2.67x | In stock | Thymosin Beta 4 (TB500) / 5mg |
| TB-500 | 10 mg | 1 vial | $141.00 | $141.00 | $14.10 | 2.47x | In stock | Thymosin Beta 4 (TB500) / 10mg |
| BPC-157 + TB-500 | 10 mg | 1 vial | $101.00 | $101.00 | $10.10 | 3.03x | In stock | Wolverine Blend - BPC-157 (5mg) / TB500 (5mg |
| BPC-157 + TB-500 | 20 mg | 1 vial | $180.00 | $180.00 | $9.00 | 2.70x | In stock | Wolverine Blend - BPC-157 (5mg) / TB500 (5mg |
| GHK-Cu | 50 mg | 1 vial | $80.00 | $80.00 | $1.60 | 5.33x | In stock | GHK-Cu / 50mg |
| GHK-Cu | 100 mg | 1 vial | $130.00 | $130.00 | $1.30 | 4.33x | In stock | GHK-Cu / 100mg |
| KLOW | 80 mg | 1 vial | $200.00 | $200.00 | $2.50 | 3.34x | In stock | KLOW - GHK-Cu (50mg) / KPV (10mg) / BPC-157 |
| CJC-1295 no DAC | 10 mg | 1 vial | $80.00 | $80.00 | $8.00 | 2.35x | In stock | CJC-1295 Without DAC (10mg) |
| CJC-1295 DAC | 5 mg | 1 vial | $100.00 | $100.00 | $20.00 | 2.80x | In stock | CJC-1295 - With DAC (5mg) |
| MOTS-c | 10 mg | 1 vial | $200.00 | $200.00 | $20.00likely listing error | 10.76x | In stock | MOTS-c / 10mg |
| MOTS-c | 40 mg | 1 vial | $200.00 | $200.00 | $5.00likely listing error | 2.69x | In stock | MOTS-c / 40mg |
| SS-31 | 10 mg | 1 vial | $120.00 | $120.00 | $12.00 | 10.47x | In stock | SS-31 / 10mg |
| SS-31 | 50 mg | 1 vial | $260.00 | $260.00 | $5.20 | 4.54x | In stock | SS-31 / 50mg |
| Epitalon | 10 mg | 1 vial | $100.00 | $100.00 | $10.00 | 7.43x | In stock | Epitalon / 10mg |
| Epitalon | 50 mg | 1 vial | $150.00 | $150.00 | $3.00 | 2.23x | In stock | Epitalon / 50mg |
| Semax | 10 mg | 1 vial | $51.00 | $51.00 | $5.10 | 4.03x | In stock | Semax (10mg) |
| Thymosin Alpha-1 | 10 mg | 1 vial | $120.00 | $120.00 | $12.00 | 3.00x | In stock | Thymosin Alpha 1 (TA1) (10mg) |
| Melanotan II | 10 mg | 1 vial | $100.00 | $100.00 | $10.00 | 3.85x | In stock | Melanotan 2 (10mg) |
| PT-141 | 10 mg | 1 vial | $120.00 | $120.00 | $12.00 | 3.93x | In stock | PT-141 (10mg) |
Prices read from the store on Sep 25, 2026. Always confirm on the store's site before buying.
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