--- title: "Dihexa vs Noopept: Side-by-Side Comparison (2026)" description: "Compare Dihexa vs Noopept — mechanism, half-life, dose range, side effects, and live vendor pricing. Dihexa from $49.99. Noopept from $32.99. Side-by-side data" 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": "Dihexa vs Noopept" } ] }, { "@context": "https://schema.org", "@type": "WebPage", "name": "Dihexa vs Noopept: Side-by-Side Comparison (2026)", "description": "Compare Dihexa vs Noopept — mechanism, half-life, dose range, side effects, and live vendor pricing. Dihexa from $49.99. Noopept from $32.99. Side-by-side data from BodyHackGuide — we earn a commission on some vendor links.", "url": "https://www.bodyhackguide.co/compare/dihexa-vs-noopept", "dateModified": "2026-09-07", "isPartOf": { "@type": "WebSite", "name": "BodyHackGuide", "url": "https://www.bodyhackguide.co" }, "mainEntity": { "@type": "ItemList", "itemListElement": [ { "@type": "ListItem", "position": 1, "item": { "@type": "Product", "name": "Dihexa", "description": "Dihexa is a synthetic peptide analogue of the angiotensin IV metabolite LVV-hemorphin-7, developed at Washington State University. It is considered one of the most potent cognitive enhancers ever tested in animal models — reportedly 7 orders of magnitude more potent than BDNF at improving cognitive…", "url": "https://www.bodyhackguide.co/compound/dihexa", "category": "Nootropics", "offers": { "@type": "AggregateOffer", "lowPrice": "49.99", "priceCurrency": "USD", "offerCount": 4 } } }, { "@type": "ListItem", "position": 2, "item": { "@type": "Product", "name": "Noopept", "description": "Noopept is the common brand and research name for N-phenylacetyl-L-prolylglycine ethyl ester (GVS-111; INN omberacetam), a small dipeptide nootropic developed in the 1990s at the Russian Academy of Medical Sciences' Institute of Pharmacology under Tatiana Voronina and Rita Ostrovskaya. Structurally,…", "url": "https://www.bodyhackguide.co/compound/noopept", "category": "Nootropics", "offers": { "@type": "AggregateOffer", "lowPrice": "32.99", "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 Dihexa and Noopept?", "acceptedAnswer": { "@type": "Answer", "text": "Dihexa is a nootropics that dihexa is a small-molecule analog derived from angiotensin iv (angiv). it retains the tyr-ile core of nle1-angiv, with an n-terminal hexanoic acid cap and a c-terminal…. Noopept is a nootropics that noopept's mechanism of action is multifaceted and — despite decades of research — incompletely understood. several convergent pathways have been proposed, each supported by…. The two differ in mechanism, half-life (Not characterized in humans. Dihexa was engineered for metabolic stability (resistant to plasma and enzymatic degradation) and blood-brain-barrier penetration; in preclinical work its central procognitive effects appear to outlast its plasma presence. vs not reported), and typical dose range." } }, { "@type": "Question", "name": "Which has the longer half-life, Dihexa or Noopept?", "acceptedAnswer": { "@type": "Answer", "text": "Dihexa has a half-life of Not characterized in humans. Dihexa was engineered for metabolic stability (resistant to plasma and enzymatic degradation) and blood-brain-barrier penetration; in preclinical work its central procognitive effects appear to outlast its plasma presence.. Noopept 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, Dihexa or Noopept?", "acceptedAnswer": { "@type": "Answer", "text": "Current lowest live price on BodyHackGuide: Dihexa from $49.99, Noopept from $32.99. 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 Dihexa and Noopept?", "acceptedAnswer": { "@type": "Answer", "text": "Stacking depends on mechanism overlap, safety profile, and goals. Dihexa and Noopept 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%2Fdihexa-vs-noopept) 100K+ researchers trust BodyHackGuide — Join [r/BodyHackGuide](https://reddit.com/r/bodyhackguide) 1. [Home](/) 2. [Compare](/compare) 3. Dihexa vs Noopept # Dihexa vs Noopept Side-by-side comparison of Dihexa and Noopept: mechanism, half-life, dose range, safety profile, and live vendor pricing. Updated continuously as new research and listings land. Dihexa from $49.99 Noopept from $32.99 ## Live price snapshot ### Dihexa Current low $79.99 as of Sep 5, 2026 7-day low $79.99 30-day low $79.99 30-day change — baseline building ### Noopept Current low $32.99 as of Jul 1, 2026 7-day low — no 7d data yet 30-day low — no 30d data yet 30-day change — baseline building ## Dihexa Dihexa is a synthetic peptide analogue of the angiotensin IV metabolite LVV-hemorphin-7, developed at Washington State University. It is considered one of the most potent cognitive enhancers ever tested in animal models… **Live lowest price:** $49.99 across 4 vendors [Full Dihexa profile](/compound/dihexa) ## Noopept Noopept is the common brand and research name for N-phenylacetyl-L-prolylglycine ethyl ester (GVS-111; INN omberacetam), a small dipeptide nootropic developed in the 1990s at the Russian Academy of Medical Sciences'… **Live lowest price:** $32.99 across 1 vendor [Full Noopept profile](/compound/noopept) ## Side-by-side comparison Attribute Dihexa Noopept Category Nootropics Nootropics Research Stage Preclinical Preclinical Mechanism of Action Dihexa is a small-molecule analog derived from angiotensin IV (AngIV). It retains the Tyr-Ile core of Nle1-AngIV, with an N-terminal hexanoic acid cap and a C-terminal 6-aminohexanoic amide that give it metabolic stability and blood-brain-barrier penetration.… Noopept's mechanism of action is multifaceted and — despite decades of research — incompletely understood. Several convergent pathways have been proposed, each supported by preclinical data but none definitively established as the primary driver of its… Half-Life Not characterized in humans. Dihexa was engineered for metabolic stability (resistant to plasma and enzymatic degradation) and blood-brain-barrier penetration; in preclinical work its central procognitive effects appear to outlast its plasma presence. — Typical Dose Range 5 to 40 mg oral per day (anecdotal range; no established human dose) — Dosing Frequency Once daily (oral), typically in the morning — Administration Oral, Intranasal, Subcutaneous — Side Effects No controlled human safety data. Anecdotal user reports include headache, fatigue, irritability or anxiety, insomnia, and vivid dreams, usually at higher doses. The most serious concern is theoretical rather than reported: because dihexa acts on the HGF/c-Met… Noopept is generally well tolerated in the Russian clinical literature, with side effects that are typically mild and transient. However, "well tolerated in Russian open-label trials" is a weaker safety claim than the rigorous multi-phase trial data underlying… Molecular Weight 504.7 g/mol 318.37 g/mol Common Vial Sizes 50mg, 100mg — ## Price tracking Tracking Dihexa prices since September 5, 2026. Trend chart unlocks once we have multiple daily snapshots — new data points land every 24 hours. ## Price History 3 data points - VANDL Labs - Unknown - BHG Labs ### Dihexa — potential benefits - Synaptogenesis: formation of new dendritic spines and functional synapses (preclinical) - Memory and spatial-learning support in rodent models - Potential research application in Alzheimer's and other neurodegenerative disease models - HGF/c-Met and PI3K/Akt-linked neuroplasticity (mechanism proposed; key paper retracted) ### Noopept — potential benefits - Memory enhancement - BDNF/NGF upregulation - Neuroprotection - Focus and learning speed - Anxiety reduction (moderate) - Anti-amyloid properties ## Frequently asked ### What's the difference between Dihexa and Noopept? Dihexa is a nootropics that dihexa is a small-molecule analog derived from angiotensin iv (angiv). it retains the tyr-ile core of nle1-angiv, with an n-terminal hexanoic acid cap and a c-terminal…. Noopept is a nootropics that noopept's mechanism of action is multifaceted and — despite decades of research — incompletely understood. several convergent pathways have been proposed, each supported by…. The two differ in mechanism, half-life (Not characterized in humans. Dihexa was engineered for metabolic stability (resistant to plasma and enzymatic degradation) and blood-brain-barrier penetration; in preclinical work its central procognitive effects appear to outlast its plasma presence. vs not reported), and typical dose range. ### Which has the longer half-life, Dihexa or Noopept? Dihexa has a half-life of Not characterized in humans. Dihexa was engineered for metabolic stability (resistant to plasma and enzymatic degradation) and blood-brain-barrier penetration; in preclinical work its central procognitive effects appear to outlast its plasma presence.. Noopept has a half-life of not reported. Longer half-lives generally mean less frequent dosing but slower on/off kinetics. ### Which is cheaper, Dihexa or Noopept? Current lowest live price on BodyHackGuide: Dihexa from $49.99, Noopept from $32.99. 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 Dihexa and Noopept? Stacking depends on mechanism overlap, safety profile, and goals. Dihexa and Noopept 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. [Dihexa prices](/compound/dihexa?tab=prices) [Noopept prices](/compound/noopept?tab=prices) [Compare all compounds](/compare) ### Before you buy Dihexa or Noopept 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 [Noopept vs Piracetam](/compare/noopept-vs-piracetam)[Selank vs Semax](/compare/selank-vs-semax)[N Acetyl Selank vs N Acetyl Semax](/compare/n-acetyl-selank-vs-n-acetyl-semax)[Phenylpiracetam vs Piracetam](/compare/phenylpiracetam-vs-piracetam)[Selank vs Phenibut](/compare/selank-vs-phenibut)[Modafinil vs Phenylpiracetam](/compare/modafinil-vs-phenylpiracetam)[Bromantane vs Modafinil](/compare/bromantane-vs-modafinil) **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 👋