Constipation is a very natural ailment of the body, and this is caused by a variety of factors but is primarily caused by indigestion and dirty colon. There are proven home remedies for constipation and these are the Use flax seeds with other seeds and nuts.  They provide the fiber and oils that you need to relieve constipation. Drinking plenty of water with these home remedies will make them more effective.  Using an excess of flax seed can contribute to the back up in your colon. Flax seeds also have small traces of prussic acid, which is toxic in large amounts. But it would take a lot of flax seeds to reach the toxic level. Flax seeds are astringent and have laxative action. They are good for mild or moderate symptoms of constipation.