--- title: "DSIP (Delta Sleep-Inducing Peptide) vs Melatonin" description: "Compare DSIP (Delta Sleep-Inducing Peptide) vs Melatonin — mechanism, half-life, dose range, side effects, and live vendor pricing. DSIP (Delta Sleep-Inducing" lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.bodyhackguide.co/" }, { "@type": "ListItem", "position": 2, "name": "Compare", "item": "https://www.bodyhackguide.co/compare" }, { "@type": "ListItem", "position": 3, "name": "DSIP (Delta Sleep-Inducing Peptide) vs Melatonin" } ] }, { "@context": "https://schema.org", "@type": "WebPage", "name": "DSIP (Delta Sleep-Inducing Peptide) vs Melatonin: Side-by-Side Comparison (2026)", "description": "Compare DSIP (Delta Sleep-Inducing Peptide) vs Melatonin — mechanism, half-life, dose range, side effects, and live vendor pricing. DSIP (Delta Sleep-Inducing Peptide) from $29.00. Melatonin from $44.99. Side-by-side data from BodyHackGuide — we earn a commission on some vendor links.", "url": "https://www.bodyhackguide.co/compare/dsip-vs-melatonin", "dateModified": "2026-09-08", "isPartOf": { "@type": "WebSite", "name": "BodyHackGuide", "url": "https://www.bodyhackguide.co" }, "mainEntity": { "@type": "ItemList", "itemListElement": [ { "@type": "ListItem", "position": 1, "item": { "@type": "Product", "name": "DSIP (Delta Sleep-Inducing Peptide)", "description": "Delta sleep-inducing peptide (DSIP) is a nonapeptide — a 9-amino-acid neuropeptide with sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE, 848 Da molecular weight) — first isolated in 1977 from the cerebral venous blood of rabbits subjected to electrical stimulation of the intralaminar…", "url": "https://www.bodyhackguide.co/compound/dsip", "category": "Cognition, Mood & Neuroprotection", "offers": { "@type": "AggregateOffer", "lowPrice": "29.00", "priceCurrency": "USD", "offerCount": 11 } } }, { "@type": "ListItem", "position": 2, "item": { "@type": "Product", "name": "Melatonin", "description": "Melatonin (chemical name N-acetyl-5-methoxytryptamine) is an endogenous neurohormone synthesized primarily by the pineal gland and, in smaller quantities, by the retina, gut, skin, bone marrow, lymphocytes, and mitochondria across most tissues. It is the body's principal circadian signaling…", "url": "https://www.bodyhackguide.co/compound/melatonin", "category": "Sleep & Circadian", "offers": { "@type": "AggregateOffer", "lowPrice": "44.99", "priceCurrency": "USD", "offerCount": 1 } } } ] } }, { "@context": "https://schema.org", "@type": "Organization", "@id": "https://www.bodyhackguide.co#organization", "name": "BodyHackGuide", "alternateName": "BHG", "url": "https://www.bodyhackguide.co", "logo": { "@type": "ImageObject", "url": "https://www.bodyhackguide.co/logo.png", "width": 512, "height": 512 }, "description": "Evidence-based research reference for peptides and nootropics. 124+ compound profiles, interactive dosing calculators, real-time vendor pricing, and trust-scored vendor reviews scored on a public, reproducible methodology applied to every vendor. BodyHackGuide and BHG Labs share common ownership, and we earn a commission on purchases through our links.", "foundingDate": "2024", "founder": { "@id": "https://www.bodyhackguide.co/about#person" }, "sameAs": [ "https://x.com/bodyhackguide", "https://reddit.com/r/BodyHackGuide", "https://reddit.com/r/BrainHackGuide", "https://reddit.com/r/Biohackingher", "https://discord.gg/Mhq5UdRYBA" ], "knowsAbout": [ "Peptide research", "Nootropic research", "Biohacking", "Compound dosing", "Vendor transparency" ], "publishingPrinciples": "https://www.bodyhackguide.co/editorial-standards", "ethicsPolicy": "https://www.bodyhackguide.co/editorial-standards", "diversityPolicy": "https://www.bodyhackguide.co/editorial-standards" }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What's the difference between DSIP (Delta Sleep-Inducing Peptide) and Melatonin?", "acceptedAnswer": { "@type": "Answer", "text": "DSIP (Delta Sleep-Inducing Peptide) is a cognition, mood & neuroprotection that primary mechanism: uncharacterized direct receptor binding after more than four decades of research, dsip's primary molecular target remains unknown. no specific receptor has been…. Melatonin is a sleep & circadian that melatonin operates through at least four distinct mechanistic pathways that together account for its diverse physiological effects: (1) mt1/mt2 receptor activation for circadian…. The two differ in mechanism, half-life (~7-15 minutes (IV; plasma clearance is rapid, though subjective sleep effects can outlast measurable blood levels) vs not reported), and typical dose range." } }, { "@type": "Question", "name": "Which has the longer half-life, DSIP (Delta Sleep-Inducing Peptide) or Melatonin?", "acceptedAnswer": { "@type": "Answer", "text": "DSIP (Delta Sleep-Inducing Peptide) has a half-life of ~7-15 minutes (IV; plasma clearance is rapid, though subjective sleep effects can outlast measurable blood levels). Melatonin has a half-life of not reported. Longer half-lives generally mean less frequent dosing but slower on/off kinetics." } }, { "@type": "Question", "name": "Which is cheaper, DSIP (Delta Sleep-Inducing Peptide) or Melatonin?", "acceptedAnswer": { "@type": "Answer", "text": "Current lowest live price on BodyHackGuide: DSIP (Delta Sleep-Inducing Peptide) from $29.00, Melatonin from $44.99. Prices are pulled from the vendor listings tracked on BHG and change frequently — see the compare tables on each compound page for the current set of offers." } }, { "@type": "Question", "name": "Can you stack DSIP (Delta Sleep-Inducing Peptide) and Melatonin?", "acceptedAnswer": { "@type": "Answer", "text": "Stacking depends on mechanism overlap, safety profile, and goals. DSIP (Delta Sleep-Inducing Peptide) and Melatonin should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds." } } ] } ] --- [Skip to content](#main-content) ## Research Use Only This site is an **educational resource** for research compounds. We do **not endorse** human consumption of any compound. BodyHackGuide and **BHG Labs share common ownership**; we rank every vendor on the same public methodology, and we earn a commission on purchases through our links. By entering, you confirm you are **21 years of age or older** and agree to our [Terms](/terms) & [Privacy Policy](/privacy). I'm 21+ — Enter SiteLeave site [![BodyHackGuide](/assets/bodyhackguide-logo-DOzZNUyh.webp)BodyHackGuide ](/) [Compare](/compare)[Wiki](/wiki)[Vendors](/vendors)[Deals](/deals)[Stacks](/stack-builder)[Nootropics](/nootropics)[Tools](/tools) Learn Community Search ⌘K [Sign In](/auth?returnTo=%2Fcompare%2Fdsip-vs-melatonin) 100K+ researchers trust BodyHackGuide — Join [r/BodyHackGuide](https://reddit.com/r/bodyhackguide) 1. [Home](/) 2. [Compare](/compare) 3. DSIP (Delta Sleep-Inducing Peptide) vs Melatonin # DSIP (Delta Sleep-Inducing Peptide) vs Melatonin Side-by-side comparison of DSIP (Delta Sleep-Inducing Peptide) and Melatonin: mechanism, half-life, dose range, safety profile, and live vendor pricing. Updated continuously as new research and listings land. DSIP (Delta Sleep-Inducing Peptide) from $29.00 Melatonin from $44.99 ## Live price snapshot ### DSIP (Delta Sleep-Inducing Peptide) Current low $74.99 as of Sep 7, 2026 7-day low $49.99 30-day low $49.99 30-day change — baseline building ### Melatonin Current low $44.99 as of Sep 7, 2026 7-day low $44.99 30-day low $44.99 30-day change — baseline building ## DSIP (Delta Sleep-Inducing Peptide) Delta sleep-inducing peptide (DSIP) is a nonapeptide — a 9-amino-acid neuropeptide with sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE, 848 Da molecular weight) — first isolated in 1977 from the cerebral venous… **Live lowest price:** $29.00 across 11 vendors [Full DSIP (Delta Sleep-Inducing Peptide) profile](/compound/dsip) ## Melatonin Melatonin (chemical name N-acetyl-5-methoxytryptamine) is an endogenous neurohormone synthesized primarily by the pineal gland and, in smaller quantities, by the retina, gut, skin, bone marrow, lymphocytes, and… **Live lowest price:** $44.99 across 1 vendor [Full Melatonin profile](/compound/melatonin) ## Side-by-side comparison Attribute DSIP (Delta Sleep-Inducing Peptide) Melatonin Category Cognition, Mood & Neuroprotection Sleep & Circadian Research Stage Research Use Only Preclinical Mechanism of Action Primary Mechanism: Uncharacterized Direct Receptor Binding After more than four decades of research, DSIP's primary molecular target remains unknown. No specific receptor has been cloned, characterized, or reproducibly identified as the primary binding site… Melatonin operates through at least four distinct mechanistic pathways that together account for its diverse physiological effects: (1) MT1/MT2 receptor activation for circadian and sleep effects; (2) nuclear receptor (ROR/RZR) modulation for anti-inflammatory… Half-Life ~7-15 minutes (IV; plasma clearance is rapid, though subjective sleep effects can outlast measurable blood levels) — Typical Dose Range 100–300 mcg per injection — Dosing Frequency Once daily, 30–60 minutes before bedtime — Administration Subcutaneous, Intramuscular, Intranasal — Side Effects Overall Safety Profile DSIP has one of the cleanest safety profiles of any peptide in the research chemical space. In 40+ years of research and clinical use, no serious adverse events have been reported in controlled trials or large case series. The compound… Melatonin has an exceptionally wide safety margin and has been used in clinical doses up to 300mg/day in oncology protocols without serious acute toxicity. However, side effects are common at supraphysiological doses (3mg and above) and are often misattributed… Molecular Weight 848.8 Da — Common Vial Sizes 2mg, 5mg — ## Price History 9 data points - BM - Unknown - VANDL Labs - Unknown - LB - Ion Peptide - OF - Disguised Alpha ## Price tracking Tracking Melatonin prices since September 7, 2026. Trend chart unlocks once we have multiple daily snapshots — new data points land every 24 hours. ### DSIP (Delta Sleep-Inducing Peptide) — potential benefits - Sleep quality support - Stress reduction - Cortisol/HPA modulation - Alcohol & opioid withdrawal support - Circadian regulation ### Melatonin — potential benefits - No structured benefit list published. ## Frequently asked ### What's the difference between DSIP (Delta Sleep-Inducing Peptide) and Melatonin? DSIP (Delta Sleep-Inducing Peptide) is a cognition, mood & neuroprotection that primary mechanism: uncharacterized direct receptor binding after more than four decades of research, dsip's primary molecular target remains unknown. no specific receptor has been…. Melatonin is a sleep & circadian that melatonin operates through at least four distinct mechanistic pathways that together account for its diverse physiological effects: (1) mt1/mt2 receptor activation for circadian…. The two differ in mechanism, half-life (~7-15 minutes (IV; plasma clearance is rapid, though subjective sleep effects can outlast measurable blood levels) vs not reported), and typical dose range. ### Which has the longer half-life, DSIP (Delta Sleep-Inducing Peptide) or Melatonin? DSIP (Delta Sleep-Inducing Peptide) has a half-life of ~7-15 minutes (IV; plasma clearance is rapid, though subjective sleep effects can outlast measurable blood levels). Melatonin has a half-life of not reported. Longer half-lives generally mean less frequent dosing but slower on/off kinetics. ### Which is cheaper, DSIP (Delta Sleep-Inducing Peptide) or Melatonin? Current lowest live price on BodyHackGuide: DSIP (Delta Sleep-Inducing Peptide) from $29.00, Melatonin from $44.99. Prices are pulled from the vendor listings tracked on BHG and change frequently — see the compare tables on each compound page for the current set of offers. ### Can you stack DSIP (Delta Sleep-Inducing Peptide) and Melatonin? Stacking depends on mechanism overlap, safety profile, and goals. DSIP (Delta Sleep-Inducing Peptide) and Melatonin should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds. ## See current vendor prices Live listings from the vendors we track, refreshed continuously. [DSIP (Delta Sleep-Inducing Peptide) prices](/compound/dsip?tab=prices) [Melatonin prices](/compound/melatonin?tab=prices) [Compare all compounds](/compare) ### Before you buy DSIP (Delta Sleep-Inducing Peptide) or Melatonin Check the vendor trust score. Every supplier we track is rated 0–100 on COA verification, payment transparency, shipping, reviews, and listings — one published, reproducible methodology, applied to every vendor including BHG Labs, which shares our ownership. [View Vendor Scorecard](/vendors/scorecard) ## Related comparisons [Melatonin vs Glycine](/compare/melatonin-vs-glycine)[L Theanine vs L Tyrosine](/compare/l-theanine-vs-l-tyrosine)[NAC vs Glutathione](/compare/nac-vs-glutathione)[Alpha GPC vs CDP Choline](/compare/alpha-gpc-vs-cdp-choline)[Theacrine vs Caffeine](/compare/theacrine-vs-caffeine)[Creatine vs Taurine](/compare/creatine-vs-taurine)[Magnesium vs Zinc](/compare/magnesium-vs-zinc)[Vitamin D vs Vitamin-K2](/compare/vitamin-d-vs-vitamin-k2) **Research use only.** BodyHackGuide is a research and price-comparison reference. BodyHackGuide and BHG Labs share common ownership. The compounds discussed on this page are not approved by the FDA for human consumption and are sold strictly for laboratory research. Prices shown are pulled from vendor listings tracked on BHG and are subject to change. We earn an affiliate commission on some outbound clicks, and every vendor is ranked on the same public, reproducible methodology. See [editorial standards](/editorial-standards) and [affiliate disclosure](/affiliate-disclosure). ![BodyHackGuide](/assets/bodyhackguide-logo-DOzZNUyh.webp) ### BodyHackGuide Your biohacking research hub — compound pricing, brain health protocols, dosing tools, and vendor reviews. [support@bodyhackguide.co](mailto:support@bodyhackguide.co) [](https://discord.gg/Mhq5UdRYBA)[](https://reddit.com/r/BodyHackGuide)[](https://x.com/bodyhackguide) Explore #### Explore - [Compare prices](/compare) - [Research suppliers](/vendors) - [Deals](/deals) - [Coupons](/coupons) - [Nootropics](/nootropics) - [Brain health](/brain-health) - [Blog](/blog) - [Guides](/guides) Tools #### Tools - [Reconstitution](/tools/reconstitution) - [Dosage calculator](/tools/dosage) - [Half-life visualizer](/tools/halflife) - [COA lookup](/tools/coa) - [Cost calculator](/tools/cost-calculator) - [Stack builder](/stack-builder) - [All tools →](/tools) Trust & vendors #### Trust & vendors - [Vendor directory](/vendors) - [Trust scorecard](/vendors/scorecard) - [Get BHG verified](/vendors/get-vetted) - [Scoring methodology](/vendors/methodology) - [Peptide cheatsheet](/guides/peptide-cheat-sheet-download) Company #### Company - [About](/about) - [Affiliate disclosure](/affiliate-disclosure) - [Editorial standards](/editorial-standards) - [Creators](/creators) - [Coaches](/coaches) - [Privacy](/privacy) - [Terms](/terms) - [Full site directory →](/site-directory) **Ownership & Affiliate Disclosure:** BodyHackGuide and BHG Labs share common ownership. We rank every vendor on the same public, reproducible [methodology](/vendors/methodology), and we earn a commission from purchases made through our links at no extra cost to you. Full details in our [affiliate disclosure](/affiliate-disclosure). **Research Disclaimer:** All compounds listed are for laboratory and research purposes only. Not for human consumption. This site does not sell, distribute, or promote any products. Always consult a qualified healthcare professional and comply with local regulations. © 2026 BodyHackGuide. All rights reserved. · [Terms](/terms) · [Privacy](/privacy) [Shop BHG Labs · 20% off with BHG20](https://bhglabs.co/shop/?utm_source=reddit&utm_medium=paid&utm_campaign=bhg20_bridge&utm_content=sticky_mobile_bar&ref=zmgqyxku&coupon=BHG20) hi 👋