Psyllium Husk This natural source of dietary fiber is a very reliable helper for a sluggish colon. Natural fiber in psyllium husk also relieves irritable bowel syndrome, diverticular disease and diarrhea. Senna Leaf Senna leaf is well known by folk healers as an effective remedy for constipation. Natural chemicals called anthraquinone glycosides move food through your system before it can be absorbed. It’s also an effective appetite suppressant. Rhubarb Root This natural remedy for constipation and diarrhea was discovered in China by Marco Polo. Rhubarb root has been used to heal digestive problems since 2700 B.C. Apple Fiber Natural fiber from the wholesome apple relieves colitis, hemorrhoids and other conditions related to constipation. Water-soluble fiber in apples protect against heart disease and high cholesterol. Ginger Root Ginger has been consumed in China for thousands of years as an herb and a folk medicine. It’s well known to ease digestive problems, lower blood pressure and as a powerful antioxidant.