BPC/TB-15 is administered via subcutaneous injection 2-3 times per week, similar to the standard dose but with a more concentrated formulation
Restoring NAD+ levels is one of the most promising areas of longevity research, particularly when combined with complementary metabolic compounds
On the other hand, absorption rates from B12 injections of the same amount were found to be between 55% and 97%
Monthly or quarterly B12 shots are common protocols, with dosing typically between 500 and 1,000 micrograms per injection
People who take medications regularly that decrease stomach acid production can also become deficient in vitamin B12 for this reason, whether they consume enough from their diets or not
Splitting into twice-daily injections is reasonable at higher daily totals (e.g., 250 mcg AM + 250 mcg PM at a 500 mcg/day total)