B12 shots will benefit only those with a B12 deficiency and people with some underlying conditions. No research indicates that B12 shots will help with weight loss or benefit healthy individuals.

Typically, a B12 deficiency leads to an increased risk of developing certain conditions, such as heart disease or having obesity. B12 Shots Without a Deficiency B12 is water-soluble, meaning that ...

But, with the right levels of B6 in combination with B12 and folic acid (B9), homocysteine ... one received an injection of 50 mg of B6 a day, another 100 mg, and a control group.

Two of the most essential ones are B6 and B12. B6 helps maintain normal levels of the amino acid homocysteine, high levels of which can cause heart problems. B6 also supports the immune system and ...