how fast can bpc 157 work BPC-157 Oral vs Injection: Benefits, Bioavailability & Recovery Peptide BPC-157 - Does It
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Patients with SIBO residuals or NSAID-induced gastritis often report meaningful improvement in GI symptoms within the first 30 days

Andrews N, Stowe J, Kirsebom F, Toffa S, Rickeard T, Gallagher E, et al

Once reconstituted, the solution should be kept refrigerated and used within a short, defined window in accordance with standard laboratory practice for research-grade compounds

2003 "BPC-157 attenuated COX-2 and NF-B expression in rodent soft-tissue inflammatory models." Chang et al., Molecules 2020 "Systemic BPC-157 improved mucosal integrity in NSAID-induced gut permeability models." Sikiric et al., Curr

Both of these factors contribute to reduced B12 absorption from food
