Unfamiliar situations including travel, house guests, and trips to the vet can cause dogs to stress out. Comfort Calm Dog Tablets contain natural ingredients believed to have a calming effect. This soothing, carefully formulated mix of L-Tryptophan, chamomile and ginger helps your pet stay calm and relaxed during occasional events of stress. For over 25 years, Vet’s Best has tapped into the natural world for the highest quality ingredients that work together to comfort and maintain the health of your dog. Helps support normal emotional balance, contentment during separation, travel or motion, and controls anxiety from noisy events like fireworks or thunder. No sugar or artificial colors added. Vet"s Best Comfort Calm Tablets Directions: For dogs under 25 lbs. 1 tablet; 25-50 lbs. 2 tablets; 50-75 lbs. 3 tablets; over 75 lbs. 4 tablets. Active ingredients per chewable tablet:5-Hydroxytryptophan and Valerian Root. Inactive ingredients: apple powder, apple pectin, brewer’s yeast, calcium carbonate, liver (defatted pork), magnesium stearate, and natural flavorings. Includes 30 chicken flavored tablets.