IPHY 2420 Lecture Notes - Lecture 5: Canola, Trans Fat, Safflower

• School: CU-Boulder
• Department: Integrative Physiology
• Course: IPHY 2420
• Professor: Nicole Stob

Document Summary

Also found in animal food (dietary cholesterol) We do not need to eat any cholesterol. Recommendation or dietary cholesterol is <300 mg/day. The shape of a triglyceride is determined by the saturation of the carbon chains. Saturated fatty acids can pack tightly together and are solid at room temperature. For example, coconut oil, animal fats, butter, and lard are high in saturated fatty acids. Mexicans use lots of lard in cooking. Saturated fat intake should be <10% of calories. Unsaturated fas do not stack together well. Unsaturated fas are the predominant type of fa in plants. Unsaturated fat intake should be emphasized over saturated fat intake. The hydrogen atoms at the unsaturated region can be arranged in different positions. Cis : same side of the carbon chain. Trans fat intake should be as low as possible. Saturated and trans fats are harmful to human health. Trans fat intake decreases from 4. 6 g/d to !~1g/d from 2003 to 2012.