Toor says her patients rave about their benefits, and she herself relies on them when she needs a boost, like when shes worn out from a long airplane flight or when I havent been goodyou cant do everything perfectly all the time, and B12 helps. For me she recommended shots every two weeks
Signal Transduct Target Ther 7(1):95 Tomuleasa C, Tigu AB, Munteanu R, Moldovan CS, Kegyes D, Onaciu A et al (2024) Therapeutic advances of targeting receptor tyrosine kinases in cancer
Cancer Res 2003
Somehow, my last experience changed my opinion
People following vegetarian or vegan diets may also need a more reliable source, since B12 is primarily found in animal products
Effects of B-carotene on oxazolone-induced atopic dermatitis in hairless mice