how often should b12 injections be taken You Have Injections? Vitamin B12 Injections: Ideal Dosage
Description
Also known as cobalamin, it is a water-soluble vitamin essential for neurological function and DNA synthesis

Vitamin B12 Injection Dose for Adults Adult B12 injection doses typically range from 100mcg to 1000mcg monthly, depending on the deficiencys severity

Gordon Smith A, Robinson Singleton J

For weight management purposes specifically , B12 injections are not recommended unless an underlying deficiency is confirmed

Clinical Investigation Stier et al

World Health Organization, Geneva 1994