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What are the health benefits of docosahexaenoic acid (DHA)?

Dr. Michael Roizen, MD
Internal Medicine
There's ever more evidence that docosahexaenoic acid (DHA) omega-3 fatty acids do great things for your gray and white matter. The key is DHA, the active component of omega-3. Missing out on these good fats -- also found in salmon, trout, and the fish-free algal oil capsules I prefer -- shrinks your brain and boosts dementia risk. Not getting enough also messes up your ability to remember, for example, where you parked the car or put your keys. DHA omega-3 fatty acids protect your brain from damage after a stroke, too.

DHA omega-3 fatty acids help protect your vision. They also slash your risk for low vision and blindness. These good fats help by cooling inflammation, slowing the overgrowth of blood vessels in the eyes, and keeping your retinas -- the "movie screens" in your eyes -- free of damage.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.