Constipation after eating raw peanuts may be caused by unsaturated fatty acids within the peanuts, or decreased gastrointestinal motility. 1. Unsaturated fatty acids: As peanuts contain a large number of unsaturated fatty acids, the human body in the excessive consumption of peanuts, unsaturated fatty acids in the intestinal tract by heat oxidation, the formation of saturated fatty acids, the vitamin content is reduced, and saturated fatty acids are difficult to be digested and absorbed in the intestinal tract, the accumulation of constipation symptoms will occur. 2. gastrointestinal tract peristalsis decline: if itself has indigestion, coupled with the consumption of a large number of peanuts, peanuts within the oil and a large number of proteins, can be absorbed by the gastrointestinal tract metabolism, will continue to be silted up in the gastrointestinal tract, can not be discharged in a timely manner, thus causing symptoms of constipation. Constipation after eating raw peanuts may also be caused by other reasons, if the symptoms worsen, please go to the hospital as soon as possible, for professional treatment.