Troy Behave Equine Tryptophan and Vitamin Supplement Paste is a supplementary source of vitamins, minerals and amino acids for horses. It contains L-Tryptophan and B-group vitamins. Troy Behave is registered as a complementary animal health product. It contains tryptophan and vitamin B1 which may assist in calming nervous or excitable horses. Behavourial issues may respond from vitamin supplementation. DIRECTIONS FOR USE : Adult horse (500-600kg): 20-24mL. May be administered daily, preferably within four hours of exercise or travel, or as directed by a veterinary surgeon. To administer, place the nozzle into the side of the mouth and deposit paste as far back over the tongue as possible. Composition: Each 1mL contains L-Tryptophan 333mg, Thiamine HCI (Vitamin B1) 25mg, Riboflavin (Vitamin B2) 18mg, Nicotinamide (Vitamin B3) 50mg, Pyridoxine HCI (Vitamin B6) 10mg, Sodium ascorbate (Vitamin C) 100mg, Folic Acid 15mg, D-Panthenol 10mg. SIZE: 250mL flip top tube.