On average, adults need about 2.4 micrograms per day
If you take B12 supplements, multivitamins, or receive B12 injections, the high result is almost always a reflection of your intake and is clinically insignificant
If you experience symptoms such as swollen face, tongue, or throat, difficulty swallowing or breathing, call 911 immediately
While large human trials are pending, preclinical and mechanistic evidence is strong
Adjusting Schedules for Nerve-Related Symptoms If your B12 deficiency has progressed to the point where youre experiencing nerve-related symptoms like tingling or numbness in your hands and feet, your treatment plan will need to be more intensive
Side effects to Vitamin B12 are SO rare that they cannot be estimated from current data (in other words, less than 1 in 10'000)