Vanadyl sulphate is a form of the trace element vanadium, which is important for normal cell function and development. Vanadyl sulfate has been shown to help maintain blood-sugar levels already in the normal range by its insulin-like effects in the liver, skeletal muscle, and adipose tissue, specifically by activating glucose transport at the cellular level. Source Naturals Vanadyl Sulfate combines these important functions to help maintain healthy blood sugar levels when used as part of your diet. Suitable for vegetarians and Hypoallergenic: contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance. Warning: If you are pregnant, may become pregnant, or breastfeeding, have any disorder of blood sugar metabolism, or if you are taking insulin or any other medication for glucose control, or any lipid-lowering, anticoagulant or antiplatelet medication, please consult your physician before using this product. Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children. Store in a cool, dry place.