Peptide market, week of Sep 28, 2026
Generated from the 2026-W40 price snapshot and compared with the week of Sep 21, 2026. Every vendor and compound links to its page.
Data as of (newest price observation in this week's snapshot)
Closures and status events
No status events were recorded this week.
Biggest price moves
10 vendor and compound pairs changed their cheapest price per mg by 5% or more against the week of Sep 21, 2026. The largest falls and rises:
Falls
- CJC-1295 / Ipamorelin at Midwest Peptide: $14.00 to $7.00 per mg (down 50.0%)
- VIP at Ascension Peptides: $8.00 to $5.80 per mg (down 27.5%)
- Thymosin Alpha-1 at Evolve Peptides: $12.00 to $9.50 per mg (down 20.8%)
Rises
- Pinealon at Nationwide Peptides: $2.50 to $3.00 per mg (up 20.0%)
- LL-37 at Pure Health Peptides: $12.90 to $13.80 per mg (up 7.0%)
- ARA-290 at Nationwide Peptides: $4.30 to $4.60 per mg (up 7.0%)
Widest spreads and arrivals
- Glutathione: $0.0064 to $0.240 per mg, 37.5× across 36 listings from 22 vendors.
- 5-Amino-1MQ: $0.945 to $29.50 per mg, 31.22× across 29 listings from 17 vendors.
- SS-31: $2.08 to $22.45 per mg, 10.8× across 25 listings from 14 vendors.
No vendor was priced this week that was not priced last week. No compound was priced this week that was not priced last week.
Prices are observations recorded from each vendor’s own public store data at the timestamp shown, not live quotes. Some vendor links may be affiliate links and vendors may buy labelled placements (see disclosures). Commercial arrangements never affect a purity result or a published grade.