Alpha-Defensin vs BPC-157

A detailed comparison to help you understand the differences and choose the right peptide for your research goals.

Alpha-Defensin

Alpha-defensins are small cationic peptides that are key components of the innate immune system. They have broad-spectrum antimicrobial activity against bacteria, fungi, and some viruses.

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BPC-157

Body Protection Compound-157 is a synthetic peptide derived from a protein found in human gastric juice. It has shown remarkable healing properties in research studies.

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Side-by-Side Comparison

AspectAlpha-DefensinBPC-157
MechanismInsert into microbial membranes to form pores, leading to cell death. Also have immunomodulatory effects including chemotaxis of immune cells and cytokine modulation.BPC-157 works through multiple pathways including upregulation of growth factor expression, nitric oxide system modulation, and promotion of angiogenesis. It enhances tendon-to-bone healing and supports the formation of new blood vessels.
Typical DosageResearch compound - dosing varies by application. Typically studied in laboratory and early clinical research settings rather than for general use.Typical research dosages range from 250-500mcg administered 1-2 times daily. Both subcutaneous and oral administration have been studied.
AdministrationVarious routes studied including topical, local injection, and systemic administration depending on application.Can be administered subcutaneously near the injury site or systemically. Stable in gastric juice, making oral administration viable.
Side EffectsLimited human use data. May cause local inflammation. Potential for immune activation effects.Generally well-tolerated in research. Some reports of mild nausea or dizziness at higher doses.
Best For

What They Have in Common

Both Alpha-Defensin and BPC-157 are commonly used for:

Key Differences

Unique to Alpha-Defensin:

Unique to BPC-157:

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