Recommended to help support the nervous system in reducing stress and tension. Quiet Moments offers support to your pet during periods of anxiety, nervousness, tension or stress such as traveling, grooming, thunderstorms, 4th of July, or trips to the veterinarian. Contains all natural active ingredients. Analysis per 500 mg tablet: Chamomile Flower - 150 mg Passion Flower - 100 mg Thiamine Mononitrate (Vitamin B-1) - 100 mg Ginger - 50 mg L-Tryptophan (an essential amino acid)- 30 mg