Life Data Breeder's Formula&reg; - 500g - A concentrated nutrient source - Promotes healthy skin & relieves itching in dogs - Recommended for dogs of all breeds & ages Bredder's Formula isa concentrated nutrient source formulated by veterinary nutritionists to promote healthy skin and relieve itching dogs. Additional nutrients including L-tryptophan, thiamine and magnesium reduce anxious behaviour and lessen compulsive licking and skin chewing. This nutritional supplement is the result of many years of veterinary research into nutritional needs of animals with poor connective tissue skin conditions. The average dog's diet is deficient in many of the nutrients supplied in this product - nutrients he must have to build healthy skin. Breeder's Formula is recommended for dogs of all breeds and ages including pregnant dogs.