Pharmacology

    Bioavailability

    Definition

    Bioavailability refers to the fraction of an administered substance that reaches systemic circulation in its active form. For peptides, bioavailability varies significantly depending on the route of administration. Oral bioavailability of most peptides is typically very low (under 2%) due to enzymatic degradation in the GI tract and poor membrane permeability. BPC-157 is notable among peptides for its demonstrated stability in gastric juice, which may contribute to higher oral bioavailability compared to other peptide compounds.

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