A 2021 systematic review of 16 randomized controlled trials and 6,276 participants (Markun and colleagues, Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue, Nutrients, 2021) found that B12 supplementation does not reliably reduce fatigue in people who are not deficient
Older Adults : As people age, the ability to absorb B12 decreases, making older adults more susceptible to deficiency
Blood tests and symptom checks track progress, adjust the dose, and make sure its safe
Oral or injectable forms
All controlled studies referenced below were conducted in cell culture (3T3-L1 adipocytes, primary muscle stem cells) or rodent models (diet-induced obese mice, aged C57BL/6J mice)
At your consultation, our professional medical team will talk about treatment options, the therapy process, and when you can expect optimal results