Functions of Fat

BOX 4-1 Functions of Fat
Functions of Fat in the Body
Transports fat-soluble vitamins A, D, E, and K
Cushions and protects organs
lnsulates body to maintain core temperature
Provides lubrication
Source of stored energy
Component of cell membranes
Component of myelin in the nervous system
Building block for synthesis of other lipid-based
compounds, such as hormones, vitamin D,
prostaglandins, and bile
Functions of Fat in Foods
Provides essential fatty acids
Source of energy with 9 kcalories/gm
Emulsifying agent
Taste and aroma
Texture
Transfers heat in cooking
Causes satiety or fullness