are b12 tablets as effective as injections is oral What the benefits of injection? B12 Injections vs Oral Supplements: – Can you take a B12

There are also food sources that are fortified with the vitamin

The most commonly reported events in active arms were mild and transient: injection site reactions in some subcutaneous subjects, occasional headache, and in some oral dosing arms, minor gastrointestinal tolerance issues

Yao X, Pei XT, Qu Z

Vitamin B12 is an important water-soluble vitamin with a long list of benefits

That suggests appetite suppression was not the main mechanism in those studies

Functional cobalamin deficiency in the general United States population (2024) What was found: researchers analyzing more than 22,000 adults from the National Health and Nutrition Examination Survey defined functional cobalamin deficiency as a raised methylmalonic acid despite a serum B12 above 400 pg/mL