The full strength extracts in this product provide a concentration that is economical, easy to administer & acts quickly to calm & control hyperactivity & anxiety in both dogs & cats. Being quickly absorbed into the system it is ideal to give on those occasions when over the top or fearful behaviour may be a problem, such as thunderstorms, gunfire, visits to the vet, moving house etc. It can be dropped directly into the mouth or on to food. Cats find the smell of Valerian Compound particularly attractive & if a few drops are placed on the cats bedding, a reduction in anxiety is quickly apparent & even unmanageable cats become calmer & easier to handle. Please Note: Caution should be taken when administering this product to exotic cats with low body fat, as very occasionally hyperactivity has been induced by the use of this product in these breeds. Ingredients: Organically grown fresh herb extracts of Vervain 50%, Valerian 25%, Mistlet