Supplies · price comparison
Where to Buy BAC Water: Cheapest Vendor in 2026
BAC Water pricing across every research peptide vendor we track, ranked by price per mg. Prices change often, so check the vendor before you buy.
No in-stock BAC Water listings right now.
Vendor stock changes often, so check back. Use the compound profile to track research progress in the meantime.
Research profile
Mechanism, dosing, half-life, peer-reviewed studies for BAC Water.
Coupon codes
Every active vendor coupon for BAC Water, click-to-copy.
Reconstitution calculator
Vial size + BAC water → concentration, syringe units, doses per vial.
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What is BAC Water?
Bacteriostatic water (BAC water) is Sterile Water for Injection preserved with 0.9% benzyl alcohol, used to reconstitute lyophilized (freeze-dried) research peptides into an injectable solution. The benzyl alcohol inhibits bacterial growth, so a reconstituted multi-dose vial can be drawn from repeatedly for up to ~28 days when refrigerated. It is a reconstitution supply, not a therapeutic compoun… Read the full BAC Water research profile
Buying BAC Water: FAQ
Where can I buy BAC Water online?
BAC Water is currently between in-stock listings across the vendors we track. Bookmark this page and check back, since vendor stock changes often.
What's the cheapest price for BAC Water?
No vendor we track lists it as in stock, so there is no price to compare. Check back when listings come back in stock.
Is buying BAC Water online safe?
Vendor safety varies. BodyHackGuide scores every vendor on a 0-100 Trust Score (COA verification, payment transparency, community feedback, shipping practices). This page ranks listings by price per mg, not by score, so check each vendor's score breakdown on its BodyHackGuide profile before you buy.
Do I need a prescription for BAC Water?
BAC Water is sold for research-use-only by the vendors on this page; no prescription required for research purchases. None of these vendors sell BAC Water for human consumption, and BodyHackGuide doesn't promote off-label use. Always consult a licensed practitioner before any compound enters a clinical context.
Affiliate disclosure. BodyHackGuide earns a commission on some of its links, at no additional cost to you. Vendor rankings are based on price per mg from the listings we track. We don't accept payment for editorial placement. See our full affiliate disclosure .
Free 2026 Peptide Cheat Sheet (PDF)
38 compounds and blends: vial sizes, BAC water volumes, dosing ranges and bloodwork markers.