Mason Natural Prune Senna Concentrate Capsules, 100 Count Go to amazon.com Related posts Top senna laxative natural FeatureEasy to swallow capsulesPrunes are a nutrient rich fruit and an excellent source of fiberThey are best known for promoting regularity DescriptionEasy to swallow capsules. Prunes are a nutrient rich fruit and an excellent source of fiber. They are best known for promoting regularity.