Peptides for sleep
Peptides studied for sleep quality and circadian signaling. 8 compounds tracked in this category, ranked by community report volume — each with an evidence grade and links to the research.
Epitalon is a synthetic tetrapeptide that may activate telomerase to lengthen telomeres and extend cell lifespan. Created by Vladimir Khavin…
DSIP is a neuropeptide that promotes delta-wave sleep and regulates sleep structure, potentially normalizing sleep, cutting stress hormones,…
A GHRH analog that drives natural pituitary GH production; FDA-approved for pediatric GH deficiency and used off-label for anti-aging and bo…
The most selective GHRP, delivering a clean GH release with little effect on cortisol, prolactin, or hunger and minimal side effects.
Pinealon is a synthetic Glu-Asp-Arg tripeptide derived from brain-tissue extracts and investigated for neuroprotective and geroprotective ef…
Ibutamoren (MK-677) is an orally active growth hormone secretagogue that mimics ghrelin to raise GH and IGF-1 through pulsatile release, pre…
1:1 CJC-1295 (no-DAC) + Ipamorelin GH-secretagogue blend (10 mg) for GH/IGF-1 support, recovery and body composition.
A once-weekly dual GIP/GLP-1 receptor agonist that lowers blood sugar and drives substantial weight loss. It is the FDA-approved drug sold a…
Where researchers buy
The same top-ranked, COA-checked suppliers apply across categories:
#1 Serum Research Featured partnerAffiliated · disclosure | #2 BioChain USA | #3 Nootropics Depot | |
|---|---|---|---|
| Score | 9.6/10 | 9.5/10 | 9.5/10 |
| COA | ✓ Yes | ✓ Yes | ✓ Yes |
| Country | USA | USA | USA |
| Why we rate it | Full per-batch COAs on every product and competitive pricing, from our affiliated partner — labeled as such wherever it appears. | Published per-batch COAs, third-party testing, and a risk-free guarantee from a US-only shipper. | Operates at a global scale with a high degree of transparency, and earns praise for its customer support and logistics. |
| Check prices at Serum Research →Read review → | Check prices at BioChain USA →Read review → | Check prices at Nootropics Depot →Read review → |
Educational information only — not medical advice and not an endorsement to use any compound. Evidence grades summarize published research; most compounds here are unapproved research chemicals sold for laboratory use and labelled "not for human consumption."