- You probably use flaxseed even if you don’t know it. Fiber made from this plant’s stems are spun into linen. The seeds are pressed to produce linseed oil. A slender plant with delicate blue flowers, flax is widely cultivated. The small brown seeds and their oil are also used for health benefits. – Potential Health Aids – Flaxseed can be used to help support ongoing constipation, irritable colon, diverticulitis, and colons damaged by abusing commercial occasional constipation reliefs. Assertion