(2) One of the important components of somatic cells. Phospholipids and sterols in fat are indispensable substances for forming new tissues, repairing old tissues, regulating metabolism and synthesizing hormones.
(3) Fat is a solvent for fat-soluble vitamins A, D, E, K, etc.
(4) provide essential fatty acids for human body.
(5) Aromatic substances are mostly fat-soluble, and fat can improve the aroma and taste of food to increase appetite.
(6) It can prolong the residence time of food in digestive tract, which is beneficial to the digestion and absorption of various nutrients.