Veterinarian Formulated Helps Manage Everyday Stress Formulated for Specifically for Extra Large Dogs No Wheat / No Corn / No Artificial Ingredients** Quality Seal NASC - Natural Animal Supplement Council Manufactured in the U.S.A* 100% Satisfaction Guarantee *Manufactured in the USA with imported and domestic ingredients. **No artificial colors, dyes or harmful preservatives. Why it works CALMING XL is a daily formula designed for large dogs to help manage everyday stress. Our unique blend contains Colostrum Calming Complex Biopeptide Blend, L-Theanine and Vitamin B to help promote a calming effect and support balanced behavior. CALMING XL works naturally without causing drowsiness.