Research Blog
Deep dives into peptides, nootropics, brain optimization, and biohacking. Research-backed, no fluff.
Bacteriostatic Water vs a Finished Nasal Spray Base
Most research nasal sprays are a peptide mixed into bacteriostatic water. A finished spray base is a different product: a carrier built for the nose, a chitosan-based mucosal hold, filtration before pack-out, and a metered sprayer. Here is what separates the two, and what neither one proves.
Full Archive
Every durable guide and pillar on BodyHackGuide, grouped by topic.
Peptides
- The Best Peptide Nasal Sprays of 2026, Ranked by Evidence
- Bacteriostatic Water vs a Finished Nasal Spray Base
- Best Peptides for Recovery
- Best Peptides for Weight Loss
- BPC-157 vs TB-500: Head-to-Head
- GHK-Cu (Copper Peptide): Research Guide
- CJC-1295 + Ipamorelin: Research Guide
- Tesamorelin: Research Guide
- PT-141 (Bremelanotide): Research Guide
Protocols
- How to Make a Peptide Nasal Spray at Home
- The Complete Peptide Reconstitution Guide (2026)
- Peptide Storage Guide
- How to Reconstitute BPC-157
- Wolverine Stack: BPC-157 + TB-500 Protocol Guide
- Selank Nasal Spray Protocol
- Nasal Sleep Stack Protocol
- Ultimate Shred Stack: Retatrutide + Tesamorelin Protocol
Nootropics
- Best Nootropics for Focus
- Best Nootropics for Sleep
- Best Focus Nootropics: 90-Day Comparison
- The Complete Nootropic Stack Guide
- Methylene Blue: The Complete Guide
- Nootropic Pouches Guide
- Nasal Nootropics Bioavailability, Ranked
- Nootropic Delivery Methods Guide
- Cognitive Enhancers by Mechanism & Safety
- TAK-653 (Osavampator): Research Guide
- Bromantane (Ladasten): Research Guide
Free 2026 Peptide Cheat Sheet (PDF)
38 compounds and blends: vial sizes, BAC water volumes, dosing ranges and bloodwork markers.
