Vitamin B12, Fact Sheet for Health Professionals, National Institutes of Health, Office of Dietary Supplements Common questions about hydroxocobalamin, NHS (National Health Service), Hunt A, Harrington D, Robinson S
High-impact sports, running, and weightlifting are reintroduced cautiously
For any per-user calculation, use the dosage calculator rather than adjusting numbers by hand
No wasted supplementation
Drowsiness, weakness Nerve injury accompanied by tingling and numbness in the hands and legs Loss of memory, confusion Dementia Depression Seizures Recommended Amounts of Vitamin B12 For men and women 14 years of age and older, the Recommended Dietary Allowance (RDA) is 2.4 micrograms (mcg) per day
Skin, Hair, and Mood Claims Some users report cosmetic or mood effects, but these are not guaranteed