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Human Alpha-Defensin 5

Purchase lab-tested HD5 from verified vendors with Certificates of Analysis. Compare prices, check purity, and buy with confidence.

Why Buy HD5?

Human alpha-defensin 5 is a major antimicrobial peptide produced by Paneth cells in the small intestine. It helps regulate intestinal microbial balance while contributing to mucosal immune defense.

Half-Life

Minutes to hours; protease-sensitive

Typical Dose

Research use only; no approved human dose

Purity Standard

≥98%

Route

Oral-local gut / Research parenteral

HD5 Benefits & Research

gut mucosal defense|antimicrobial activity|microbiome balance support|barrier integrity support

HD5 Dosing Protocol

0.1–10 µM in vitro|1–5 mg/kg in animal models|No established human dose

Where to Buy HD5 Online

Looking to buy HD5 online? BuyPeptidesOnline.com connects you with verified, lab-tested peptide vendors who carry HD5 (Human Alpha-Defensin 5). Every vendor in our verified vendor shop provides Certificates of Analysis (CoA) and undergoes third-party purity testing.

Before purchasing, we recommend reviewing the full HD5 research profile which covers dosing protocols, mechanism of action, safety data, and stacking recommendations. You can also ask PeptideAI any specific questions about HD5.

HD5 belongs to the Immune Support category of peptides. Current research status: Pre-clinical. Referenced in 260+ research papers.

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Lab-tested, CoA-verified HD5 available from our partner vendors. All vendors pass strict quality checks.

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Research Score

4.5

260+ studies cited

Tags

alpha-defensingut-immunitymucosal-defensemicrobiome

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