NOW Pets Immune Support is designed to help support your pet's immune system and innate resistance to pathogens, as well as help to enhance liver and kidney function. NOW Pets Immune Support is made with natural botanicals and has been formulated by renowned veterinarian Dr. Barbara Royal, DVM, CVA, founder of the Royal Treatment Veterinary Center.For use in Dogs and Cats only.If animal's condition worsens or does not improve, stop product administration and consult your veterinarian.For added support take with NOW Pets Omega-3 Support.'Veterinarian Recommended'Dietary ConsiderationsGluten Free'Product Facts:''Active Ingredients per chewable tablet:'Organic Mushroom Blend. A proprietary blend of [Trametes versicolor (Turkey Tail), Agaricus blazei (Sun Mushroom), Grifola frondosa (Maitake), Cordyceps sinensis (Cordyceps), Phellinus linteus, Hericium erinaceus (Lion's Mane), Ganoderma lucidum (Reishi) and Lentinula edodes (Shiitake)] 125 mg'Milk Thistle Extract 25 mg'Turmeric Root Extract 25 mg'Burdock Root 25 mg'Licorice Root 25 mg'Red Clover 25 mg'Ashwagandha Root Extract 25 mg'Selenium (from selenium aminoa acid complex) 25 mcg'Inactive Ingredients: Calcium carbonate, cellulose, chicken flavor, chicken liver powder, silica and stearic acid.'Directions for Use:''Up to 20 lbs. 1 tablet twice daily'21 to 40 lbs. 2 tablets twice daily'41 to 80 lbs. 3 tablets twice daily'Over 81 lbs. 4 tablets twice dailyGluten free.''Caution: Safe use in pregnant animals or animals intended for breeding has not been proven. Use with caution in animals on steroids. Long-term yse may cause or contribute to water retention, hypertension and other cortison-like side effects.''If animal's condition worsens or does not improve, stop product administration and consult your veterinarian.''Warnings: For animal use only. Keep out of the reach of children and animals. In case of accidental overdose, contact a health professional immediately.''For added support take with NOW Pets Omega-3 Support.