Grapefruit Seed Extract is a dietary supplement that supports the balance of intestinal micro flora in support of healthy GI function and comfort.* Grapefruit Seed Extract is highly concentrated it provides 45% polyphenols. They assist the body in maintaining healthy bacteria in the GI tract while helping the body expel unwanted microorganisms like bacteria, protozoa and fungus.* Benefits: Supports the immune system* Helps preserve the integrity of intestinal bacteria* Supports healthy GI function* Supports healthy microbial and fungal balance within the GI tract* What's in it: Grapefruit Seed Extract is highly concentrated, vegetarian and gentle. It contains 400 mg grapefruit (Citrus paradisi) seed extract per capsule. Ingredients: Grapefruit (Citrus paradisi) seed extract, vegetable cellulose (capsule), microcrystalline cellulose, vegetarian leucine Who are we Since 1973, DaVinci Laboratories has been a leader in nutritional research, product development and innovation. Our dedication to higher integrity, and insistence on superior quality are reflections of our core values. Our team of experts is always willing to assist you in matters relating to nutrition. Today, DaVinci continues to set new standards for quality and product innovation to keep you as healthy and informed as possible.