B12 injections are safe when used the right way
If you let it go for too long, it can cause problems in your nervous system such as: Vision problems Memory loss A pricking or numbing sensation Difficulty speaking or walking due to ataxia (loss of physical coordination) Damage to your extremities (hands, feet, arms, etc.), particularly your legs Other problems could include Infertility (this should go away with B12 treatment) Stomach cancer Bleeding and infections Damage your heart, brain, bones, and other organs in your body If you're pregnant and don't get enough vitamin B12, your baby is at risk of a serious birth defect called a neural tube defect
They can be a good option for people who have Type 2 diabetes with an A1C level that remains persistently high despite taking other medications or for those who are obese and who have tried unsuccessfully to lose weight
We sell a variety of supplements for folate and Vitamin B deficiencies that can be found here, a guide to folate supplementation can be found here, and you can learn more about what foods are high in folate here