Quia-Cal® is a fast acting one-shot oral paste that promotes healthy nerves in your horse. Supplied in a convenient oral syringe, Quia-Cal® has a tasty apple cinnamon flavor that horses love. Use as an aid in the prevention of minor nervousness during times of stress. Contains Vitamin B1, Calcium and Magnesium. This product does not contain tryptophan and will not make horses “dopey”.