Peptides Greyhouse vs Peptides Optimized
Across the 33 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 10 and Peptides Optimized on 22, and 1 prices the same to the cent. Peptides Greyhouse lists 93 tracked listings across 63 products; Peptides Optimized lists 70 across 35. On certificates of analysis both show none found COA coverage of the in-stock products we track. Based on the certificates our crawler found; vendors may publish more than we index. These are price and document observations, not quality ratings, and neither vendor is endorsed.
Peptides Greyhouse is a research-peptide vendor that lists 93 injectable peptides, including Selank, Semax and Epitalon.
- Price vs market median
- 7% above market
- Tracked catalog
- 63 products · $$$
- Cheaper on
- 10 of 33 shared
- COA coverage
- None found
Peptides Optimized is a research-peptide vendor that lists 70 injectable peptides, including Pinealon, SS-31 and CJC-1295 (no DAC).
- Price vs market median
- 14% below market
- Tracked catalog
- 35 products · $
- Cheaper on
- 22 of 33 shared
- COA coverage
- None found
Vendor facts
Dashes mark facts we have not recorded yet. Vendor-stated details come from each storefront and can change without notice.
Certificates on file
Coverage rates how many of the in-stock products we track have a certificate our pipeline read and matched to a catalog peptide. Based on the certificates our crawler found; vendors may publish more than we index. We do not test products, and a certificate cannot show authenticity, chain of custody or sterility.
Carried by one vendor only
Only at Peptides Greyhouse
30 products the other vendor does not list
- DSIP$7.50
- FOXO4-DRI$27.60
- PT-141$3.90
- Adipotide$7.60
- AICAR$0.96
- Cardiogen$2.25
- Cerebrolysin$0.75
- Chonluten$2.55
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Peptides Greyhouse cheaper than Peptides Optimized?
- On the 33 products both vendors stock, Peptides Greyhouse has the lower effective price per mg on 10 and Peptides Optimized on 22, with 1 priced the same to the cent. Each side uses the cheapest in-stock listing we track for that product, after any public discount code, and prices change often.
- How much COA coverage does each vendor have?
- Peptides Greyhouse: none found. Peptides Optimized: none found. Based on the certificates our crawler found; vendors may publish more than we index. We do not test products ourselves, and a certificate cannot prove authenticity or sterility.
- What does each vendor carry?
- Peptides Greyhouse has 63 priced products in the current index and Peptides Optimized has 35, 33 of which appear on both catalogs. 30 products are listed only by Peptides Greyhouse and 2 only by Peptides Optimized.