M-Peptides prices: No. 66 of 66 by price per mg
mpeptides.com · shipping origin not stated · facts checked Oct 4, 2026
Sells to Its entry box asks the visitor to confirm: You are a qualified researcher or laboratory professional
1
price score of 100
Price score 0.0 of 100: price index 2.09, the middle of 12 ratios; below the median on 0, above it on 12, at it on 0.
Section 1
How the price score was made
One figure decides the rank: the middle of this store's price ratios, each price per mg against the median for the same peptide in the same format. The same code ranks every store; see the method.
Prices compared
standard size, like with like12prices12 prices of M-Peptides at the standard size2, each divided by the median price per mg of the same peptide in the same format across the 111 stores on file3: 12 single vials against the single-vial median.
The "vs median" column under prices per mg shows each ratio.
Price index
the middle ratio2.09index1.00 is the median price for the format; lower is cheaper. The ratios from lowest to highest, to two decimals:
1.02, 1.45, 1.53, 1.68, 2.02, 2.06, 2.13, 2.15, 2.22, 2.50, 2.81, 2.90
The middle value, the average of the 6th and 7th of 12: 2.095.
Price score
out of 1000.0of 100On the doubling scale, 100 at an index of 0.5 or less, 50 at 1.00 and 0 at 2 or more: 100 × (1 - log2 2.095) ÷ 2 = 100 × (1 - (1.067)) ÷ 2 = -3.33, kept at 0.
Section 2
M-Peptides prices per mg
| Peptide | Size | Per mg | vs median | Store page |
|---|---|---|---|---|
| BPC-157 | 10 mg | $10.10 | 2.02x the single-vial median | Product page |
| BPC-157 + TB-500 | 20 mg | $9.00 | 1.68x the single-vial median | Product page |
| KLOW | 80 mg | $2.50 | 1.53x the single-vial median | Product page |
| TB-500 | 10 mg | $14.10 | 2.22x the single-vial median | Product page |
| CJC-1295 DAC | 5 mg | $20.00 | 2.15x the single-vial median | Product page |
| CJC-1295 no DAC | 10 mg (not the standard size) | $8.00 | not compared | Product page |
| Semax | 10 mg | $5.10 | 1.02x the single-vial median | Product page |
| Epitalon | 10 mg | $10.00 | 2.50x the single-vial median | Product page |
| SS-31 | 10 mg | $12.00 | 2.06x the single-vial median | Product page |
| GHK-Cu | 100 mg | $1.30 | 2.13x the single-vial median | Product page |
| Melanotan II | 10 mg | $10.00 | 2.90x the single-vial median | Product page |
| Thymosin Alpha-1 | 10 mg | $12.00 | 1.45x the single-vial median | Product page |
| PT-141 | 10 mg | $12.00 | 2.81x the single-vial median | Product page |
Section 3
Store facts (shown, not scored)
From the store's own pages and the domain registry. These facts are here to help you judge the store yourself. None of them adds or removes points: the rank is by price only.
- Who it sells to
- Its entry box asks the visitor to confirm:
You are a qualified researcher or laboratory professional
1 - Ships from
- Not stated
- Ships to
- Not on file
- Payment
- Not on file
- COA practice
- on request4
- Test labs it names
- None named
- Shipping time
- USPS Priority Mail; orders placed before 12 PM EST ship the same business day4
- Guarantee
- Terms say all sales are final with no returns, but the 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 credit4
- Sells 10-vial kits
- No, mostly single vials
- Domain age
- mpeptides.com was registered on Jan 31, 2026 with GoDaddy.com, LLC5, 0.7 years before the registry check of Sep 27, 2026.
- Catalog size
- 13 peptides in stock with a price read, 12 of them at the standard size2.
- Facts checked
- Oct 4, 2026
Section 4
What the record shows
We do not rule on whether a store is legitimate, and the price rank says nothing about it. This is what our sources hold about M-Peptides, with each source linked.
- Warnings
- None on file from the sources we track. That is no record, not a clearance.
- Store status
- Open on file, no closing notice.
- Domain
mpeptides.com. Other domains on file for this store:masterspeptides.com6. Its registration date is under store facts.- Reader votes
- See M-Peptides on Bonded (our sister site), where readers vote on stores. Votes play no part in the rank here.
Section 5
Where it appears
Listed on 12 peptide pages:
- Best CJC-1295 DAC vendors by priceNo. 32 of 32
- Best Semax vendors by priceNo. 33 of 38
- Best Thymosin Alpha-1 vendors by priceNo. 34 of 37
- Best SS-31 vendors by priceNo. 39 of 39
- Best Epitalon vendors by priceNo. 43 of 43
- Best BPC-157 + TB-500 vendors by priceNo. 44 of 44
- Best KLOW vendors by priceNo. 44 of 46
- Best Melanotan II vendors by priceNo. 45 of 45
- Best TB-500 vendors by priceNo. 48 of 48
- Best GHK-Cu vendors by priceNo. 50 of 50
- Best BPC-157 vendors by priceNo. 56 of 57
- PT-141 store priceslisted A to Z
Sources
- 1M-Peptides's home page, as read by this site, read Oct 4, 2026.
- 2Price reads of mpeptides.com by PeptidesGrid (our sister site), read Oct 4, 2026.
- 3Median price per mg per peptide and format, computed on this site from the standard-size prices of all 111 stores on file, data of Oct 4, 2026.
- 4M-Peptides's own pages, as read by PeptidesGrid (our sister site), checked Oct 4, 2026.
- 5Domain registry record (RDAP or WHOIS), checked Sep 25, 2026.
- 6M-Peptides (its own site), checked Sep 25, 2026.