Natural powdered blend of plant-based bioflavonoids and vitamin C helps support immune and respiratory systems, as well as the general health and well-being of horses. Especially helpful with allergies. Antioxidants help protect against cellular damage and combat free radicals; maintain healthy tissue growth and repair. Vitamin C is buffered for better absorption and less harshness on stomach. Each 1/2 oz serving provides 11,623 mg rose hips, 6,237 mg bioflavonoids, 2,835 mg quercetin, 3,685 mg calcium ascorbate, 1,701 mg acerola and 850 mg rutin complex; contains no chemicals or fillers. Dosage: 1/2 scoop twice daily. Scoop included; 1 scoop = 1/2 oz.