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Vegetable oils, or vegetable fats, are oils extracted from seeds or from other parts of edible plants. Like animal fats, vegetable fats are mixtures of triglycerides. [1] Soybean oil, grape seed oil, and cocoa butter are examples of seed oils, or fats from seeds. Olive oil, palm oil, and rice bran oil are
Seed oils are characterized by the industrial process used to extract the oil from the seed and a high content of polyunsaturated fatty acids (PUFAs). [10] Critics' "hateful eight" oils consist of canola, corn, cottonseed, soy, sunflower, safflower, grapeseed, and rice bran oils, [ 8 ] which are creations of industrialization in the early ...
Tobacco seed oil, from the seeds of Nicotiana tabacum and other Nicotiana species. Edible if purified. [144] Tomato seed oil is a potentially valuable by-product, as a cooking oil, from the waste seeds generated from processing tomatoes. [145] Wheat germ oil, used nutritionally and in cosmetic preparations, high in vitamin E and octacosanol. [146]
Especially when cooking these oils at high temperatures, such as frying, the polyunsaturated fats in the seed oils can oxidize, producing compounds that may contribute to health issues.
Most claims about the dangers of seed oils tend to focus at least in part on inflammation — more specifically, that seed oils contain large amounts of omega-6s relative to omega-3s.
A long-term study of Eastern European countries in the 1990s found that those who used "seed oils" with a higher concentration of omega-3 had fewer heart disease deaths than countries that went ...
Vegetable fats and oils are what are most commonly called vegetable oils. These are triglyceride-based, and include cooking oils like canola oil, solid oils like cocoa butter, oils used in paint like linseed oil and oils used for industrial purposes. Pressed vegetable oils are extracted from the plant containing the oil (usually the seed ...
When seed oils are constantly reused, the oils can become rancid and oxidize, causing toxic compounds to form. This is more likely to happen in a fast food restaurant, so there's a higher risk of ...