2. Pineapple is rich in amino acids, protein and various enzymes. After entering the human body, the cellulose in it can stimulate the surface cells of gastrointestinal tract, improve peristalsis, excrete excess oil and metabolic waste, promote weight loss and prevent constipation; Dietary fiber can greatly increase satiety, ensure psychological satisfaction of human body on the basis of reducing food intake, and increase weight loss effect; Among them, amino acids and protein have protective effects on human liver. After eating greasy food, eating pineapple properly can prevent fat deposition.

3. For people who are losing weight, pineapple can alleviate the accumulation of fat in blood, increase the ability of liver to metabolize fat, improve the function of high-density lipoprotein to transport fat factors, increase the transfer speed of fat in human body, and effectively reduce the body fat rate.