This is a commonly referenced study from 1963 claiming a half-life of 5-6 days: nature.com/articles/198200a0 Although I would not cite it as an authority, the six-day half-life has also made it onto the B12 page in Wikipedia, seemingly unchallenged
20 units of Semaglutide is generally 0.2 mg
If your diet will not allow such food groups, ie Vegans and Vegetarians or you have a medical condition that dictates an intolerance to these specific food groups, it can cause a Vitamin B12 deficiency therefore B12 injections can be very beneficial
Mixing up these measurements can lead to ten-fold dosing errors
Refrigerator storage maintains potency for approximately two years
The best evidence available is that BPC-157 results in improved outcomes in muscle, tendon, ligament, and bone injury models in animals. There are probably trials ongoing, but if we are being honest about the totality of evidence available to us right now , it is irresponsible to claim either way that BPC-157 does or does not increase performance