Define Omega-3 fatty acids

Define: Omega-3 fatty acids

Omega-3 fatty acids are essential fatty acids found in fish oils, especially from salmon and other cold-water fish. Eating foods that are enriched in Omega-3 fatty acids acts to lower the levels of cholesterol and especially cholesterol LDL the “bad cholesterol” along with triglycerides.

  • The most important Omega-3 fatty acids are EPA and DHA, which are primarily found in certain fish. ALA (alpha-linolenic acid), another omega-3 fatty acid, is found in nuts and seeds.
  • Your body needs these Omega-3 fatty acids to function and give you some good health benefits
  • These acids can lower your triglycerides, help with rheumatoid arthritis, depression, and lowers inflammation throughout the body.

Related Definitions


Cholesterol is a waxy, fat-like substance that’s found in every one of your cells in your body. Your body’s liver actually makes all the cholesterol it needs and your body does need cholesterol to work efficiently and to have good health. The purpose of cholesterol is to make vitamin D, hormones, and substances that help your body digest foods.

Saturated fats

Saturated fat can raise LDL cholesterol which is the bad cholesterol. Consuming a lot of foods that are high in saturated fat can negatively impact heart health, so it’s best consumed in moderation.

Trans fats

Trans fats are worst than saturated fats and are a form of unsaturated fats associated with a number of negative health effects. Artificial trans fats are now banned in the United States along with Denmark, Brazil, and Canada.

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