does a b12 injection break your fast Vitamin Side Effects and Safety B12 Injection Dosage and Frequency:

Vitamin B 12 is essential for the nerve and brain health, red blood cell and DNA production, metabolism and preventing anaemia

Everyone must have travel insurance

Vitamin B12 has a very low risk of toxicity, so there's really no upper limit to how much you can take without harm

Cyanocobalamin 50 micrograms Tablets Patient Information Leaflet

Clean the rubber tops of both the MOTS-c vial and the BAC water vial with an alcohol swab Draw 0.5 mL of bacteriostatic water into a 3 mL syringe Inject the BAC water slowly into the MOTS-c vial, angling the stream down the side wall rather than directly onto the powder Gently swirl the vial until the powder is fully dissolved, do not shake Draw 25 units from the reconstituted vial into an insulin syringe for injection Store the reconstituted vial in the refrigerator between doses Injection Site and Technique The injection is subcutaneous, into the abdomen