Source Naturals B-1 High Potency 
B-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".
 
Free Of:
Yeast, dairy, egg, gluten, soy or wheat, sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.
 
Suitable for vegetarian.
 
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.