b12 injection last INJECTIONS B12 Injection Services - Subtly

Oral vitamin D supplementation at dosages up to 10,000 IU/day for short periods of time is regarded as safe, especially in older persons, who are most affected by Vitamin D deficiency and should receive at least 1,500 IU of vitamin D daily to maintain adequate vitamin D status

[DOI] [PMC free article] [PubMed] [Google Scholar] 69.Chowdhry S., Zanca C., Rajkumar U., Koga T., Diao Y., Raviram R., Liu F., Turner K., Yang H., Brunk E., et al

Not natural to humans

The injection is providing you with the necessary B vitamins regardless of your food intake, which is helpful especially if you have trouble eating a balanced diet (due to illness or other reasons)

However, certain drugs may affect how your body uses B12, making injections particularly beneficial