Alpha-linolenic acid (ALA)
ALA is a member of the omega-3 family of fatty acids. It is called an essential fatty acid because the body cannot manufacture it--essential fatty acids must be consumed in the diet. Dietary sources of ALA include flaxseed, soybean, and pumpkin seed oil.
Eicosapentaenoic acid (EPA)
EPA is a member of the omega-3 family of fatty acids. The oils derived from cold-water fish (salmon, tuna, sardines, and cod) are concentrated sources of EPA. To a limited extent, the human body can make EPA from ALA.
Docosahexaenoic acid (DHA)
DHA is a member of the omega-3 family of fatty acids. This fatty acid is found in cold-water fish and in some types of algae.
Linoleic acid is a member of the omega-6 family of fatty acids. It is another essential fatty acid. Dietary sources of linoleic acid include sunflower seed, safflower, and corn oil.
Gamma-linolenic acid (GLA)
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The information presented in the Food Guide is for informational purposes only and was created by a team of US-registered dietitians and food experts. Consult your doctor, practitioner, and/or pharmacist for any health problem and before using any supplements, making dietary changes, or before making any changes in prescribed medications. Information expires June 2015.