Dietary Fats

________ should be limited to less than 10 % of total calories in diet.

In causing ________, type of fat is more important than the total amount of fat consumes.

________ on cardiovascular disease are influenced by location of double bonds.

________ (DHA) is an omega- 3 fatty acid added in infant formulas to promote brain development.

triglycerides (TAG), phospholipids, and cholesterol

polyunsaturated)

dairy and meat products, some vegetable oils (e.g

plant-based oils

nuts, avocados, olives, soybeans

plant oils and some nuts

unsaturated fatty acids

triglycerides (TAG), phospholipids, and cholesterol

hypercholesterolemia

dairy and meat products, some vegetable oils (e.g. coconut and palm oils)

Saturated fats

do not contain double bonds

contain one double bond

plant-based oils

example of a diet rich in monounsaturated fats (from olive oil) and polyunsaturated fatty acids (from fish oils, plant oils, and some nuts) and low in saturated fat

• seasonally fresh food

• abundance of plant material

• low amounts of red meat

• olive oil (main source of fat)

contain more than one double bond

chemically classified as unsaturated fatty acids but behave more like saturated fatty acids

nuts, avocados, olives, soybeans

plant oils and some nuts

Trans fatty acids

Monounsaturated Fats (MUFA)

• absence or presence and number of double bonds (saturated, mono- polyunsaturated)

• location of double bonds

• cis or trans configuration of unsaturated fatty acids

triglycerides (TAG)

type of fat

• the diet

• endogenous biosynthesis

• plant sources (e.g. broccoli) and some margarines

less than 200 mg/day