From there, it goes straight to the liver via the portal vein for whats called "first-pass metabolism." The liver is the body's detoxification center, and it's ruthless with foreign compounds, often breaking them down before they ever reach the rest of the body
Famularo G, Moretti S, Marcellini S, et al
One study linked chronic alcohol consumption to linked to an 80-90 percent decrease in lung glutathione levels (16)
Quick Takeaways BPC-157 is a mechanistically compelling peptide with strong animal data on healing, inflammation, and neuroprotection Both injectable and oral forms of BPC_157 have well-established real-world utility, and are the only proven paths for experiencing the real healing benefits of BPC-157 Nasal spray bioavailability for BPC-157 is poor, a consistent observation of experienced clinicians and self-experimenters No human clinical trials exist for BPC-157 in any delivery format, including the nasal spray Intranasal delivery is theoretically interesting for CNS access, but specifically remains unvalidated when it comes to BPC-157 What Is BPC-157