mthfr gene mutation and b12 injections Adverse Effects of Excessive Folic Acid Consumption Its Implications for Individuals With the Methylenetetrahydrofolate Reductase C677T Genotype Here We Go Again! |

Other potential causes of B12 deficiency include: Gastritis Digestive diseases, such as Crohns disease and celiac disease Gastrointestinal surgery, such as gastric bypass Alcohol use Transcobalamin II deficiency, a rare genetic disorder that impairs the transport of vitamin B12 in the body Autoimmune disorder Complications/related conditions Is B12 deficiency serious or dangerous

Thyroid Tumors: Symptoms include neck swelling, difficulty swallowing, or shortness of breath

It also depends on how well the body absorbs it

This oral drop formulation allows flexible dosing and easy absorption, making it suitable for individuals with low B12 levels or dietary insufficiency