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Fat Associated with heart disease, cancers, obesity Cholesterol Present in artery clogging plaques Not essential Not all bad… PUFA Normal growth and development Satiety value Hormone production Low-Fat and Low-Sugar
Low-Fat and Low-Sugar • Types of fat • Saturated • Raises LDL blood cholesterol—bad • Increases risk of heart disease • Solid at room temp. • Sources • Meat, fish, and poultry • Eggs and dairy • Tropical oils
Types of fat continued… Dietary cholesterol Animal products only Not as bad as sat. fats Sources same as saturated fats Unsaturated fatty acids Lower LDL blood cholesterol 2 Types: Polyunsaturated fats (PUFA) Monounsaturated fats (MUFA) Low-Fat and Low-Sugar
Low-Fat and Low-Sugar • Types of fat continued… • Polyunsaturated fats • Lower LDL and HDL blood cholesterol • Omega-3s • Found in fish oils • Decrease risk of blood clots • Sources: corn, safflower, and soybean oils
Types of fat continued… Monounsaturated fats Lower LDL Do not lower HDL Sources: olive + canola oils, avocados, nuts, seeds Trans fatty acids Hydrogenation of unsaturated fats (hardened) Processed foods Behave like saturated fats Low-Fat and Low-Sugar