omega-6 fatty acid


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Related to omega-6 fatty acid: omega-3 fatty acid

omega-6 fatty acid

n.
Any of several polyunsaturated fatty acids, including linoleic acid, that are essential for human metabolism and are found in poultry, nuts, beans, and vegetable oils such as canola and soybean oil. Increasing dietary intake of omega-6 fatty acids can decrease LDL cholesterol levels in the bloodstream.

[So called because the first double bond in the chain of carbon atoms in such fatty acids is found between the sixth and seventh atoms when counted from the omega end of the chain.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.omega-6 fatty acid - a polyunsaturated fatty acid whose carbon chain has its first double valence bond six carbons from the beginning
polyunsaturated fatty acid - 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
linolenic acid - a liquid polyunsaturated fatty acid that occurs in some plant oils; an essential fatty acid
References in periodicals archive ?
High levels of an omega-6 fatty acid called arachidonic acid were associated with a reduced risk of asthma and rhinitis at 16.
One of the supplements reviewed was found to lack the omega-6 fatty acid GLA (gamma-linolenic acid) completely, indicating that it didn't contain a plant oil it promised, Another product mislabeled its amount of oleic acid, an omega-9 fatty acid.
The primary omega-6 fatty acid in the diet is linoleic acid, which is found in corn, soybean, safflower, and sunflower oils.
Terrestrial plants contain the omega-6 fatty acid linoleic acid and the omega-3 fatty acid alpha-linolenic acid but not the long-chain metabolites arachidonic acid, or EPA and DHA.
There is no evidence that lowering omega-6 fatty acid intake results in a reduced risk of heart disease.
Researchers studied four types of the most popular farm-raised fish--tilapia, catfish, Atlantic salmon and trout--and assessed their omega-3 and omega-6 fatty acid content.
The main omega-3 fatty acids in the central nervous system are eicosapentaenoate (EPA) and docosahexaenoate (DHA), and the main omega-6 fatty acid is arachidonic acid.
After adjustment for HLA genotype, family history, caloric intake, and omega-6 fatty acid intake, the risk for the condition was inversely associated with total omega-3 fatty acid intake, the investigators said (JAMA 2007;298:1420-8).
Sunflower, safflower, corn, and sesame oil are high in linoleic acid, an omega-6 fatty acid that can interfere with DHA and EPA production.
GLA is an omega-6 fatty acid with health benefits that are similar and complementary to the benefits of the fish-oil derived omega-3 fatty acids DHA and EPA.
For example, arachidonic acid, a 20-carbon omega-6 fatty acid, is a "very important fatty acid that is also a factor in neurological and other development," Dr.
The Company produces life'sDHA[TM], a vegetarian source of the omega-3 fatty acid DHA (docosahexaenoic acid), for use in foods, infant formula, and supplements, and ARA (arachidonic acid), an omega-6 fatty acid, for use in infant formula.