Dietary and nutritional supplements; Dietary food supplements; Dietary supplement for eliminating toxins from the intestinal tract; Drug delivery agents in the form of capsules that provide controlled release of the active ingredients for a wide variety of pharmaceuticals; Drug delivery agents in the form of tablets that provide controlled release of the active ingredients for a wide variety of pharmaceuticals; Lecithin dietary supplements; Lecithin for use as a dietary supplement; Meal replacement drink mixes adapted for medical use; Nutritional supplement for eliminating toxins from the intestinal tract; Rectally administered agents for weight control and appetite suppression