B12 deficiencies are usually a result of diet, especially among vegans, this is because we can only get vitamin b12 through foods such as meat, fish and dairy products, our bodies do not produce it
Lancet 394(10193):121130 Holman RR, Bethel MA, Mentz RJ, Thompson VP, Lokhnygina Y, Buse JB, Chan JC, Choi J, Gustavson SM, Iqbal N, Maggioni AP, Marso SP, hman P, Pagidipati NJ, Poulter N, Ramachandran A, Zinman B, Hernandez AF (2017) Effects of once-weekly exenatide on cardiovascular outcomes in type 2 diabetes
Providing the best IV drip for over 15 years
Minimal progress adjustments: If showing some improvement but less than hoped, consider increasing dose 25-50% (200mcg to 300mcg BPC-157, 2mg to 3-4mg TB-500)
Seniors often see dramatic improvements because glutathione production naturally declines with age