Friday, December 18, 2009

What is the difference between olive oil and vegetable oil (cooking oil) scientifically speaking?

Also what is the better oil for cooking?What is the difference between olive oil and vegetable oil (cooking oil) scientifically speaking?
I guess olive oil is a fruit oil, since it comes from the fruit of an olive tree. Olive oil is generally considered healthier, but it does impart a distinct flavor to foods that you may not want in every case. Whereas most vegetable oils don't add a flavor to the food you're cooking.What is the difference between olive oil and vegetable oil (cooking oil) scientifically speaking?
Taste - this is obvious as olive oil has flavour where vegetable oils are bland. I personally prefer it in my salad dressing.





Nutrition - olive oil has more monounsaturated fat. It also has no cholestrol.





Production - vegetable oil is processed in industrial production using petroleum based solvents to extract it. The oil must then be refined to remove impurities which also removes any flavour, colour or nutrients. Olive oil is pressed straight from the fruit keeping taste, nutrients or vitamins.
The beneficial health effects of olive oil are due to both its high content of monounsaturated fatty acids and its high content of antioxidative substances. Studies have shown that olive oil offers protection against heart disease by controlling LDL (';bad';) cholesterol levels while raising HDL (the ';good'; cholesterol) levels. (1-3) No other naturally produced oil has as large an amount of monounsaturated as olive oil -mainly oleic acid.





types- extra virgin, virgin, pure, extract





Vegetable fats and oils are lipid materials derived from plants. Vegetable fats and oils may be edible or inedible. Examples of inedible vegetable fats and oils include processed linseed oil, tung oil, and castor oil used in lubricants, paints, cosmetics, pharmaceuticals, and other industrial purposes





Selena


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