Health benefits of red Amaranth leaves include prevention of constipation among other great benefits. Amaranth is one of the amazing vegetable leaves to ever have wandered off the Garden of Eden was the Amaranth plant, nature’s gift to mankind. Amaranth plant grows wildly hence the natural tendencies to write it off as a weed. Far from it, the amaranth is a nutritious plant with many health benefits. Not only are its leaves delectable, its seeds are also edible and nutritious as well.