Live price comparison
Cheapest Mod GRF 1-29 right now
$6.47/mg at UK Peptides, the lowest of 7 vendors we track. The dearest is $11.00/mg — 1.7× the price for the same milligram. Last checked September 18, 2026.
| # | Vendor | Price / mg | Rating | |
|---|---|---|---|---|
| 1 | UK Peptides Cheapest Online store COA | $6.47 | 4.3Rated 4.3 out of 5 | Visit |
| 2 | Online store | $7.00 | — | Visit |
| 3 | Online store | $8.13 | — | Visit |
| 4 | Online store COA | $8.30 | 4.4Rated 4.4 out of 5 | Visit |
| 5 | Online store COA | $8.40 | 4.9Rated 4.9 out of 5 | Visit |
| 6 | Online store COA | $9.44 | 2.8Rated 2.8 out of 5 | Visit |
| 7 | Online store | $11.00 | — | Visit |
Prices checked — the newest verification among the vendors shown; individual rows may be older. What “checked” means.
Prices are cost per milligram, normalised for comparison, and may be out of date — always confirm on the vendor’s own site before ordering. Some outbound links are affiliate links and never affect our rankings or ratings. Wholesale suppliers are quote-based and priced per mg at indicative bulk rates.