Composure Pro feline is specifically formulated for cats to provide advanced behavioral and cognitive support. Composure Pro feline formula is a clinical strength calming supplement for cats. It typically works within 30 minutes and lasts up to 4 hours. Composure Pro combines four effective including Colostrum Calming Complex, L-theanine and L-tryptophan to provide advanced behavioral and cognitive support. Composure Pro is recommended for traveling, thunderstorms, fireworks, veterinary visits and routine changes. These chicken liver-flavored chews are perfectly sized for cats with added flavoring for picky eaters. Directions for Use: Give 1-2 chews daily. Product can be given up to two times daily, or on an as-needed basis. It is safe to double in times of increased stress. Active Ingredients per 1 Chew (1.6 g): Thiamine (Vitamin B1) 50 mg L-Tryptophan 37.5 mg Colostrum Calming Complex Biopeptide Blend 12.5 mg L-Theanine (Suntheanine Brand) 12.5 mgAdded flavoring and small chew size help ensure compliance. Safe to double the amount as needed in times of increased stress. Can be used daily or as neededno loading dose required. Provides cognitive and brain function support that promotes calm behavior without side effects.Best Sellers Rank: See Top 100 in Pet Supplies. Target Species: Cat. Item Form: Tablet. Flavor: Chicken. Brand: Composure. : B098XTX8WS. Manufacturer: Vetri Science. Date First Available: July 8, 2021. Package Dimensions: 4.88 x 4.76 x 0.91 inches; 2.89 Ounces.