People experiencing Vitamin B12 deficiency symptoms are encouraged to take nutritional supplements to avoid any long term damages from the B12 deficiency. The daily recommended intake is 2.4 mcg for an adult, 2.6 mcg for pregnant women, and 2.8 mcg per day for lactating women. Nutritional supplements are normally administered with a significantly higher dosage to aid in the absorption of the B12 since there are no side effects from an increased amount of B12. This is a low toxicity vitamin. A variety of supplements are available on the market including tablets, injections, gummy chews and even dissolvable tablets to be absorbed in the mouth.

Vitamin B12 Supplements

A variety of supplements are available on the market including tablets, injections, gummy chews and even dissolvable tablets to be absorbed in the mouth. B12 amounts are normally 250 mcg, 500 mcg, or 1000 mcg, however some are as high as 2000 mcg and 5000 mcg per dose. Individual needs are based on their symptoms, risk factors, and long term prognosis.

Vitamin B12 Upper Limits

The Institute of Medicine (IOM) did not set any upper limits for Vitamin B12 since it is a low toxic supplement. The IOM studies found no adverse from excess vitamin B12 intake. They looked at absorption from both foods and supplements. As a result, it’s safe to consume the higher dosage supplements as needed for your vitamin b12 deficiency symptoms.