Solaray® One Daily Guaranteed Potency Herbs deliver the ultimate in convenience; the once daily dosage makes herbal supplementation simple. Milk thistle is considered by many to be one of the best liver tonics in the world. Directions: Take one vegetarian capsule daily with a meal or glass of water. Serving Size: 1 Capsule 30 Servings per container Ingredients: Amount per serving: % Daily Value: + Milk Thistle Seed 110 mg ~ Milk Thistle (Silybum marianum) (seed extract) (Guaranteed 280 mg (80%) silymarin) 350 mg