Mivolis Fat Blocker contains a scientifically proven fiber complex derived from the prickly pear cactus. Mivolis Fat Blocker binds dietary fats and forms a stable complex that is not absorbed but naturally eliminated from the body. In combination with physical activity and a balanced, calorie-reduced diet tailored to individual needs, Mivolis Fat Blocker can contribute to weight loss. The purely plant-based fiber complex in Mivolis Fat Blocker contains no animal-derived ingredients and is 100% natural. It contains no additives such as artificial colors, flavors, salt, or preservatives.