Smart approach, in my opinion
In a study published in the Journal of Orthopaedic Research (Staresinic et al., 2003), BPC-157 accelerated Achilles tendon healing in rats by approximately 72%, with biomechanical testing showing significantly greater tensile strength in treated tendons versus controls (N=72 rats, measured at 14 and 28 days)
However, resistance to degradation is not the same as absorption
Some signs that you may have a B12 deficiency include symptoms like fatigue, cognitive issues like brain fog, low energy, feelings of weakness, and tingling or numbness in the limbs
For a broader discussion of the Canadian research peptide regulatory environment, see The Canadian Peptide Market in 2026: What Researchers Should Know
Gut-Brain Axis Support