# BioHackingGuide.org > BioHackingGuide is a free, research-education platform covering peptides, research compounds, nootropics, and biohacking protocols. It provides dosing calculators, compound guides, stacking protocols, red-flag safety warnings, and a vetted vendor directory — all built for the r/BioHackingGuide community and trusted by 7,000+ biohackers. ## Core Tools - [Peptide Dosage Calculator](https://biohackingguide.org/peptide-dosage-calculator): Convert vial size, BAC water volume, and target dose into exact syringe units. Supports mg-labeled vials and pre-mixed products. - [Intranasal Dosage Calculator](https://biohackingguide.org/intranasal-calculator): Calculate intranasal peptide doses per spray for Semax, Selank, PT-141, DSIP, and other nasal compounds. - [Stack Builder](https://biohackingguide.org/stack-builder): Build custom peptide and compound stacks with compatibility checking and goal-based recommendations. - [COA Reader](https://biohackingguide.org/coa-reader): Upload and interpret Certificates of Analysis for peptide purity verification. - [Peptide Price Comparison](https://biohackingguide.org/peptide-prices): Compare prices across vetted vendors for the most popular research peptides. - [Peptide Cheatsheet](https://biohackingguide.org/cheatsheet): Quick-reference cheat sheet for the most commonly researched peptides and compounds. ## Compound Database - [Full Compound Database](https://biohackingguide.org/compounds): 51+ research compounds with dosing, mechanism, half-life, reconstitution, stacking protocols, and safety notes. - [Peptide Catalog](https://biohackingguide.org/peptides): Curated research peptide listings organized by category. - [Peptide Categories](https://biohackingguide.org/categories): Fat loss, muscle/GH, recovery, hormonal support, cognitive enhancement, sleep optimization, longevity. - [Peptide Guide Table](https://biohackingguide.org/peptide-guide-table): Master reference table covering 51+ compounds with doses, cycles, stacking, and timing. - [Nootropics](https://biohackingguide.org/nootropics): Cognitive enhancement compounds including Semax, Selank, Noopept, Dihexa, Methylene Blue, Cerebrolysin. ## Key Compounds Covered Fat Loss: Semaglutide, Tirzepatide, Retatrutide, AOD-9604, Tesamorelin, MOTS-C, Tesofensine, 5-Amino-1MQ, SLU-PP-332, L-Carnitine Muscle/GH: CJC-1295 No DAC, Ipamorelin, Sermorelin, IGF-1 LR3, GHRP-2, GHRP-6, Hexarelin, IGF-1 DES, MGF, PEG-MGF, Follistatin 344 Recovery: BPC-157, TB-500, GHK-Cu, KPV, Glutathione, NAD+, Thymosin Alpha-1, ARA-290, LL-37 Hormonal: HCG, Enclomiphene, PT-141, Melanotan II, Amino Tadalafil, Kisspeptin-10, Oxytocin Cognitive: Semax, N-Acetyl-Semax, Selank, N-Acetyl-Selank, Noopept, Methylene Blue, Dihexa, Adalank, Adamax, Cerebrolysin Sleep: DSIP, Dream Spray (DSIP+Melatonin+GABA), Pinealon Longevity: Epitalon, SS-31, Humanin, RU-58841 ## Educational Guides - [Guides Hub](https://biohackingguide.org/guides): Research-backed biohacking and peptide education articles. - [Master PDF Guide](https://biohackingguide.org/pdf-viewer): 40-page downloadable guide — doses, cycles, timing, stacking, red flags, reconstitution, and trusted vendor sources. ## Vendor Resources - [Trusted Peptide Sources](https://biohackingguide.org/trusted-peptide-sources): 15 vetted research peptide suppliers reviewed for quality, COA availability, and community reputation. - [Vendor Trust Scorecard](https://biohackingguide.org/vendor-trust-scorecard): Transparent scoring system for peptide vendor evaluation. - [Deals & Discount Codes](https://biohackingguide.org/deals): Current deals and codes from vetted research compound vendors. ## Community - [Biohacking Community](https://biohackingguide.org/biohacking-community): r/BioHackingGuide — 7,000+ member Reddit community for peptide education and Q&A. ## Important Notes - All content is for research and educational purposes only. Not for human consumption. - Nothing on this site constitutes medical advice, diagnosis, or treatment. - All compounds discussed are for in-vitro research and laboratory use unless specifically noted otherwise. - Always consult qualified healthcare professionals before any research activities.