What it does: The omega-3s in oily fish contribute to the structure and flexibility of cell membranes, support normal blood lipid levels, and play vital roles in brain function, cardiovascular health, and vision.
How it is used: Oily fish oils are commonly used in supplements intended for heart, brain, eye, or joint support, and to help maintain general wellness in people with low fish intake.
Natural sources and supplement forms: These fish naturally occur in oceans and cold seas; their oils are extracted and processed into capsules, softgels, or liquids. Supplements typically highlight their EPA and DHA content and may specify the fish species.
Why it appears in supplement formulas: Oily fish oils are included for concentrated omega-3s, valued for supporting circulation, cognitive function, and healthy inflammation levels, especially where dietary sources are insufficient.
What to know before use: Individuals who are allergic to fish or take blood-thinning medications should consult a healthcare professional before starting fish oil supplements.
Interesting Fact
Salmon and Sardines: Top Breakfast Sources of DHA Omega-3s
Oily fish such as salmon and sardines are among the richest natural sources of DHA omega-3s, a key building block for healthy brain and nerve cell membranes. Since the body can’t make much DHA on its own, regularly eating oily fish—or choosing a supplement—is a tasty way to boost your intake of this essential nutrient, especially for people who eat little seafood.
