The active ingredients of Neubil are L-Methyfolate Calcium, Pyridoxal 5-Phosphate, Alpha lepoic acid and Methylcobalamin. L-Methylfolate belongs to a group of drugs known as vitamin B. Pyridoxal is a form of vitamin B6, and Methylcobalamin belongs to a class of medicines known as vitamin B12. These nutritional supplements help the body put an end to nutritional deficiencies.