It takes 24-72 hours for a healthy person to digest food. Very high-calorie fatty foods are digested in 6 hours and sugary foods in 2 hours. Food mixes with saliva to form a lumpy bolus. In the stomach, food is converted into chyme. Peristalsis or food waves occur in the stomach every 15-20 seconds. Love breaks down food into tiny granules. This process is called emulsification.
Stages of digestion
6 steps of complex food digestion in human body.
1 . Ingestion of food and water
2 . Mechanical digestion of food
3 . Chemical digestion of food
4 . Movement of food
5 . Absorption of food and water
6 . Waste disposal