Polyunsaturated oils and margarines are made mainly from vegetable fats and are considered healthier than those made from animal fats. Use polyunsaturated spread instead of butter. polyunsaturated fats or oils come from vegetables and plants, and are considered to be better for your health than animal fats saturated fat
A fatty acid with more than one double bond (see EFA) As fish have a high percentage of polyunsaturated fats, fish meal is generally used a source for diets They are more expensive than saturated fats, and are usually used to make up a small but essential percentage of the fishes total fat diet Used for phospholipid cell membranes
and monounsaturated fatty acids make up the total of unsaturated fatty acids They are often found in liquid oils of vegetable origin Common sources of polyunsaturated fatty acids are safflower, sesame and sunflower seeds, corn and soybeans, many nuts and seeds and their oils Canola , olive and peanut oils and avocados are sources of monounsaturated fatty acids
a fat or oil, almost exclusively from vegetable sources, containing a high proportion of polyunsaturated fatty acids; will typically be liquid at room temperature
{i} PUFA, unsaturated fatty acid with more than one double or triple valence bond per molecule in its carbon chain (found soybean oil, safflower oil, fish and corn)
a class of fats having long carbon chains with many double bonds unsaturated with hydrogen atoms; used in some margarines; supposedly associated with low blood cholesterol
an unsaturated fatty acid whose carbon chain has more than one double or triple valence bond per molecule; found chiefly in fish and corn and soybean oil and safflower oil
Polyunsaturates are types of animal or vegetable fats which are used to make cooking oil and margarine. They are thought to be less harmful to your body than other fats