--- title: "NSI-189 Dosage Guide [2026] | BodyHackGuide" url: https://www.bodyhackguide.co/guides/dosage/nsi-189 description: "Complete NSI-189 dosage guide with protocols, calculator, safety info, and where to buy. Updated for 2026." lang: en --- Skip to content Compare notes on r/BodyHackGuide (https://reddit.com/r/bodyhackguide) Compare notes with other researchers. Join r/BodyHackGuide (https://reddit.com/r/bodyhackguide) Nootropics Preclinical # NSI-189 Dosage Guide: Protocols, Calculator & Safety Everything you need to know about NSI-189 dosing: protocols, safety, and where to buy. Dosage Calculator Calculate exact dosing for NSI-189. https://www.bodyhackguide.co/tools/dosage Dosing data for NSI-189 is being researched. Check the compound page (https://www.bodyhackguide.co/compound/nsi-189) for the latest information. ## Commonly Stacked With Pairs well with Lion's Mane for dual neurogenic support. Combine with uridine monophosphate for membrane support during neuronal growth. Avoid stimulants during the initial weeks as cognitive reorganization occurs. ## Side Effects & Safety Mild GI discomfort, injection site reaction (if injected), headache. Very well-tolerated. Rare: anxiety or insomnia at high doses. Contraindications Pregnancy or breastfeeding. Active mania or bipolar disorder (limited data). Concurrent SSRI use requires medical supervision. Check interactions with the Interaction Checker → (https://www.bodyhackguide.co/tools/interaction-checker) Where to Buy NSI-189 Compare 1 listing across 1 vendor, from $84.99 https://www.bodyhackguide.co/compound/nsi-189 ## Frequently Asked Questions What is the recommended NSI-189 dosage? Dosage for NSI-189 varies by protocol. Consult a qualified healthcare provider. How often should I take NSI-189? Administration frequency depends on the specific protocol. Consult current research literature. Does NSI-189 need to be cycled? Cycling requirements depend on the protocol. Follow established research guidelines. What are NSI-189 side effects? Where can I buy NSI-189? Compare 1 listings from 1 vendor on our price comparison page, starting from $84.99. NSI-189 Full Profile Research data, mechanisms, and pricing https://www.bodyhackguide.co/compound/nsi-189 Interaction Checker Check drug & compound interactions https://www.bodyhackguide.co/tools/interaction-checker ## Related Dosage Guides All Guides (https://www.bodyhackguide.co/guides) ### 9-Me-BC (9-Methyl-β-carboline) Nootropics · Dosage Guide https://www.bodyhackguide.co/guides/dosage/9-mbc ### Dihexa Nootropics · Dosage Guide https://www.bodyhackguide.co/guides/dosage/dihexa ### Kavain Nootropics · Dosage Guide https://www.bodyhackguide.co/guides/dosage/kavain ### Methylene Blue Nootropics · Dosage Guide https://www.bodyhackguide.co/guides/dosage/methylene-blue Free 2026 Peptide Cheat Sheet (PDF) 38 compounds and blends: vial sizes, BAC water volumes, dosing ranges and bloodwork markers. Download Free (https://www.bodyhackguide.co/guides/peptide-cheat-sheet-download) Image: BodyHackGuide (https://www.bodyhackguide.co/assets/bodyhackguide-logo-DOzZNUyh.webp) ### BodyHackGuide Your biohacking research hub: compound pricing, brain health protocols, dosing tools, and vendor reviews. support@bodyhackguide.co Join our Discord: https://discord.gg/Mhq5UdRYBA r/BodyHackGuide on Reddit: https://reddit.com/r/BodyHackGuide #### Explore - Compare prices: https://www.bodyhackguide.co/compare - Vendors: https://www.bodyhackguide.co/vendors - Deals: https://www.bodyhackguide.co/deals - Coupons: https://www.bodyhackguide.co/coupons - Nootropics: https://www.bodyhackguide.co/nootropics - Brain health: https://www.bodyhackguide.co/brain-health - Blog: https://www.bodyhackguide.co/blog - Guides: https://www.bodyhackguide.co/guides #### Tools - Reconstitution: https://www.bodyhackguide.co/tools/reconstitution - Half-life visualizer: https://www.bodyhackguide.co/tools/halflife - COA reader: https://www.bodyhackguide.co/tools/coa - Cost calculator: https://www.bodyhackguide.co/tools/cost-calculator - Stack builder: https://www.bodyhackguide.co/stack-builder - All tools: https://www.bodyhackguide.co/tools #### Trust & vendors - Vendor directory: https://www.bodyhackguide.co/vendors - Trust scorecard: https://www.bodyhackguide.co/vendors/scorecard - Vendor trust badge: https://www.bodyhackguide.co/vendors/get-vetted - Scoring methodology: https://www.bodyhackguide.co/vendors/methodology - Peptide cheat sheet: https://www.bodyhackguide.co/guides/peptide-cheat-sheet-download #### Company - About: https://www.bodyhackguide.co/about - Affiliate disclosure: https://www.bodyhackguide.co/affiliate-disclosure - Editorial standards: https://www.bodyhackguide.co/editorial-standards - Creators: https://www.bodyhackguide.co/creators - Coaches: https://www.bodyhackguide.co/coaches - 1-on-1 coaching: https://www.bodyhackguide.co/coaching - Privacy: https://www.bodyhackguide.co/privacy - Terms: https://www.bodyhackguide.co/terms - Full site directory: https://www.bodyhackguide.co/site-directory **Affiliate Disclosure:** We rank every vendor on the same public, reproducible methodology (https://www.bodyhackguide.co/vendors/methodology), and we earn a commission from purchases made through some of our links at no extra cost to you. Full details in our affiliate disclosure (https://www.bodyhackguide.co/affiliate-disclosure). **Research Disclaimer:** All compounds listed are for laboratory and research purposes only. Not for human consumption. This site does not sell or ship any products. Always consult a qualified healthcare professional and comply with local regulations. © 2026 BodyHackGuide. All rights reserved. · Terms (https://www.bodyhackguide.co/terms) · Privacy (https://www.bodyhackguide.co/privacy) ## Structured data ```json [ { "@context": "https://schema.org", "@type": "Article", "headline": "NSI-189 Dosage Guide [2026]", "description": "Complete NSI-189 dosage guide with protocols, calculator, safety info, and where to buy. Updated for 2026.", "author": { "@type": "Person", "name": "BioChonch", "url": "https://www.bodyhackguide.co/about", "jobTitle": "Founder & Lead Researcher", "sameAs": [ "https://reddit.com/r/BodyHackGuide", "https://reddit.com/r/BrainHackGuide", "https://reddit.com/r/Biohackingher" ], "worksFor": { "@type": "Organization", "name": "BodyHackGuide", "url": "https://www.bodyhackguide.co" } }, "reviewedBy": { "@type": "Person", "name": "BioChonch", "url": "https://www.bodyhackguide.co/about", "jobTitle": "Founder & Lead Researcher", "sameAs": [ "https://reddit.com/r/BodyHackGuide", "https://reddit.com/r/BrainHackGuide", "https://reddit.com/r/Biohackingher" ], "worksFor": { "@type": "Organization", "name": "BodyHackGuide", "url": "https://www.bodyhackguide.co" } }, "publisher": { "@type": "Organization", "name": "BodyHackGuide", "url": "https://www.bodyhackguide.co", "logo": { "@type": "ImageObject", "url": "https://www.bodyhackguide.co/bhglogo.png" } } }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What is the recommended NSI-189 dosage?", "acceptedAnswer": { "@type": "Answer", "text": "Dosage for NSI-189 varies by protocol. Consult a qualified healthcare provider." } }, { "@type": "Question", "name": "How often should I take NSI-189?", "acceptedAnswer": { "@type": "Answer", "text": "Administration frequency depends on the specific protocol. Consult current research literature." } }, { "@type": "Question", "name": "Does NSI-189 need to be cycled?", "acceptedAnswer": { "@type": "Answer", "text": "Cycling requirements depend on the protocol. Follow established research guidelines." } }, { "@type": "Question", "name": "What are NSI-189 side effects?", "acceptedAnswer": { "@type": "Answer", "text": "Mild GI discomfort, injection site reaction (if injected), headache. Very well-tolerated. Rare: anxiety or insomnia at high doses." } }, { "@type": "Question", "name": "Where can I buy NSI-189?", "acceptedAnswer": { "@type": "Answer", "text": "Compare 1 listings from 1 vendor on our price comparison page, starting from $84.99." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.bodyhackguide.co/" }, { "@type": "ListItem", "position": 2, "name": "Guides", "item": "https://www.bodyhackguide.co/guides" }, { "@type": "ListItem", "position": 3, "name": "Dosage Guides", "item": "https://www.bodyhackguide.co/guides" }, { "@type": "ListItem", "position": 4, "name": "NSI-189 Dosage", "item": "https://www.bodyhackguide.co/guides/dosage/nsi-189" } ] } ] ```