However, certain groups may be at greater risk for this problem, including: Vegetarians Vegans Older adults People with digestive problems Signs of a B12 deficiency include fatigue, anemia, muscle weakness, nerve problems, mood disturbance, and intestinal problems
Mohammed, H., Rimondini, L
Similarly, individuals with certain blood cancers may present with unexplained weight loss, night sweats, or lymphadenopathy
0.2 mL delivers the 3 mg target
The length of time B12 takes to work depends on your age and gut health, and how your body processes the vitamin
Do not use heat for the first 24 to 48 hours Hot baths, saunas, and long hot showers dilate blood vessels and can worsen swelling and bruising early on