Recommended daily intake for adults in the UK is 1.5 micrograms, easily achieved through a balanced diet including meat, fish, dairy products, and fortified foods
Injections may be recommended for individuals who have difficulty maintaining healthy B12 levels through diet or oral supplements
(PubMed) McCleery J, Abraham RP, Denton DA, et al
1,2,6 Symptoms typically include being easily fatigued with exertion, palpitations, and skin pallor
Existing literature suggests it plays a crucial role in regulating systemic metabolic homeostasis and may protect against age-related metabolic decline, particularly in skeletal muscle
The CIS20r fatigue scale was 51 6 pretreatment and 50 6 posttreatment, and the CIS20r concentration scales were both 28 6 pretreatment and posttreatment