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Dietary SupplementSuitable For VegetariansB-1 is intimately involved in many aspects of nerve health and function. Once in the body B-1 is activated to a co-enzyme form necessary for energy production and the formation of acetylcholine a major neurotransmitter. Magnesium plays a role in neuromuscular transmission and activity and supports muscle relaxation. Excessive alcohol intake may increase the need for B-1 and B-1 may be missing from some diets of highly processed "junk food".