Neuro-B Is A Brand Name Of Tablet Containing Vitamins 81, 86 And 812 Combination. These Vitamins Are Essential Components Of Enzyme Systems That Regulate Metabolic Processes. Vitamin 81 (Thiamine Mononitrate) Requirements Are Directly Related To The Carbohydrate Intake And Its Metabolic Rate. Vitamin 86 (Pyridoxine Hydrochloride) Requirements Tend To Increase As Protein Intake Increases Due To Its Role In Amino Acid Metabolism. Vitamin 812 Is Involved In Various Reactions, Including Dna Synthesis, Methionine Formation And Protein Metabolism. Vitamin 812 Has Also An Important Role In The Maturation Of The Erythrocytes. These 8 Group Vitamins Are Water Soluble, Readily Absorbed From The Gastrointestinal Tract And They Are Widely Distributed In The Body Tissues.