where inject b12 Injections | Vitamin B12 Therapy | Hanover, MA How to self-inject intramuscular vitamin
Description
Based on the data available in 2015, EFSA did not identify any known health risks associated with the use of dietary supplements, so no maximum dose or maximum daily intake, also known as a tolerable upper intake, was set (EFSA, 2015)

We understand why this question comes up, as there's a lot of chatter online and in various wellness circles

The observation of reticulocytosis which usually occurs between the third and tenth day of therapy confirms the diagnosis of vitamin B12 deficiency

If youve ever taken a multivitamin or a B-complex supplement and later noticed that your urine turned a striking neon or bright yellow color, youre not alone