Bayside Peptides vs Peptides Greyhouse
Across the 19 products both vendors stock, Bayside Peptides has the lower effective price per mg on 13 and Peptides Greyhouse on 5, and 1 prices the same to the cent. Bayside Peptides lists 25 tracked listings across 19 products; Peptides Greyhouse lists 93 across 63. 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.
Bayside Peptides is a research-peptide vendor that lists 25 injectable peptides, including Epitalon, MOTS-c and Retatrutide.
- Price vs market median
- 4% below market
- Tracked catalog
- 19 products · $$
- Cheaper on
- 13 of 19 shared
- COA coverage
- None found
Peptides Greyhouse is a research-peptide vendor that lists 93 injectable peptides, including Selank, Semax and Epitalon.
- Price vs market median
- 7% above market
- Tracked catalog
- 63 products · $$$
- Cheaper on
- 5 of 19 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
44 products the other vendor does not list
- 5-Amino-1MQ$4.60
- CJC-1295 (no DAC)$7
- FOXO4-DRI$27.60
- KPV$8.10
- Pinealon$2.25
- PT-141$3.90
- SS-31$4.67
- Thymosin Alpha-1$10.50
Prices shown are per mg for the cheapest in-stock listing we track.
Questions
- Is Bayside Peptides cheaper than Peptides Greyhouse?
- On the 19 products both vendors stock, Bayside Peptides has the lower effective price per mg on 13 and Peptides Greyhouse on 5, 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?
- Bayside Peptides: none found. Peptides Greyhouse: 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?
- Bayside Peptides has 19 priced products in the current index and Peptides Greyhouse has 63, 19 of which appear on both catalogs. 0 products are listed only by Bayside Peptides and 44 only by Peptides Greyhouse.