Fats Also considered lipids Carbon hydrogen oxygen Functions

Fats • Also considered lipids • Carbon, hydrogen, oxygen • Functions: – Energy • 2. 5 times more energy / unit

Fats • Sources: – Fats- solid at room temperature – Oils- liquid at room temperature – Saturated fats – Unsaturated fats • Monounsaturated • Polyunsaturated

Fats • Saturated fats C-C-C – Solid animal fats – Body can make • Unsaturated fats – Monounsaturated C=C=C C-C=C-C • One double bond – Polyunsaturated fats • Two or more double bonds • Corn oil, Soybean oil C=C=C

Fats • Dietary essential fatty acids – • Digestion of Fat Soluble vitamins ~ A, D, E, K – • Linoleic More of an issue in confinement fed animals Added to the diet for 1) Reduce dust 2) Improve texture 3) Improve palatability • Rendered Fat is main source – Melted and added

Fats • group of organic compounds known as lipids • found in plants and animals • provide and store energy

Fats • essential fatty acids: necessary for production of some hormones and hormone like substances

Fats • most important sources are the grains that contain oil

Fat • • • Used as energy Insulates the body Cushions organs from injury Carries fat soluble vitamins (A, D, E, K) Unused fat stored in fat tissue Saturated fats – Butter – Coconut oil – Palm oil

Fat • Unsaturated fats – Corn oil – Saffola oil – Cottonseed oil • 25 -30% of calories should come from fat

Fats • Primary source of energy • 1 gram yields 9 calories • 25 -30% of caloric intake

Fats • Saturated – solid @ room temperature – animal sources – increase blood cholesterol

Fats • Unsaturated – monounsaturated • olive, canola, peanut, sesame – polyunsaturated • corn, safflower, sunflower, soybean – decrease blood cholesterol