Fats & Oils

Fats & Oils

1. Savannah Pheanis, period 3

2. FATS (9 calories/gram)

   • Benefits of fats: they protect your internal organs, insulate your body, & promote healthy skin. Also adds flavor and satisfies hunger
     • Essential nutrients ( carries vitamins A, D, E, & K)
     • Made of Triglycerides
   • Most concentrated source of energy (quick)
     • 3 Types:
       • Saturated (single carbon bonds)
         • Solid at room temp (cheese, milk, meat, etc)
           • Raise HDL & LDL
       • Polyunsaturated
         • Semi-liquid at room temp (found in vegggies & fish)
           • Lower HDL & LDL
       • Monounsaturated
         • Liquid at room temp (oils, nuts, etc)
           • Raise HDL, lower LDL
   • Transfats: unsaturated fat molecule; chemically changed into a solid
     • Last longer- can cause heart disease
     • Visual Fat: Fat you can see with your eyes

3. Oils (liquid fat at room temp)

   • come from different plants and fish

4. Lipids: chemical compounds including fats & oils

5. Cholesterol: fat-like substance in our blood

   • Linked to heart disease and obesity
   • High Density Lipoprotein ("good type")
   • Low-density Lipoprotein (creates build up in arteries)

6. Other Definitions:

   • Butter: Fat extracted from milk & churned into a sold
     • Margarine: butter substitute made with fat from plants
       • Lard: extracted from animal fat
         • Vegetable oil: extracted from plants
           • Vegetable Shortening: oils hydrogenated
             • Ranicd: fats that have begun to decompose