The 28-day mark is not a chemical cliff, and a vial punctured twice with good technique is not meaningfully different on day 30 than on day 27
While bacteriostatic water is suitable for many research peptides, some may require specific solvents based on their chemical properties
The other form, 5-deoxyadenosylcobalamin, is a cofactor needed by the enzyme that converts L-methylmalonyl-CoA to succinyl-CoA
et al., Counteraction of perforated cecum lesions in rats with BPC-157 , World Journal of Gastroenterology, 2018
But there was no comparison group, the time between injection and follow-up wasnt standardized, the authors didnt report how much the patients pain had improved, and the patients didnt even suffer from the same kind of knee pain