is it 3 yrs.old good take b12 injection Are Vitamin Shots Right for You? How Much Vitamin B12 Should
Description
It has low biological activity and needs to be converted to a more active form by the liver

Theres no evidence that B12 shots are helpful for people who already have optimal B12 levels
The journey to getting B12 shots should always, always start with a blood test

[PMC free article: PMC4127523] [PubMed: 25098735] 222

By preserving NAD+ and SAM in both fat and muscle tissue, NNMT inhibition may theoretically address the metabolic dysfunction underlying both excessive fat storage and impaired muscle maintenance
