The studies were done on rodents, the b12 isnt available in the kidneys for very long, weeks, not months it seems.and whether humans with b12 deficiency because of a broken system can access this b12 we wont know without further research
Luetic et al., 2017
15 Amino acid peptide sequence derived from body protective compound Multi Tissue healing supportgut, tendons, ligaments, muscles, and more Questions BPC-157 is administered via subcutaneous injection into the fatty tissue beneath the skin, or in some cases, intramuscularly near the injury site
and Vitamin C injections to strengthen immunity and reduce inflammation
Many users choose to continue therapy long-term at maintenance doses rather than discontinuing
The information here provides the foundation