Learn about 10 fish oil side effects, from mild digestive issues to more severe concerns like delayed blood clotting and ...

Fish oil has long been hailed as the ultimate daily supplement, sitting in medicine cabinets across the country as a go-to ...

(Olga Pankova/Moment/Getty Images) Fish oil supplements have long been linked with a variety of brain benefits, but new research suggests that one of the omega-3 fatty acids these supplements contain ...

Fish oil is one of the most popular supplements in the country. Adults take them regularly, trying to get some of the same ...

Fish oil has long been praised as brain-boosting, but new research suggests the story may be more complicated. Scientists found that in people with repeated mild head injuries, a key omega-3 fatty ...

Americans love fish oil supplements. They’re among the five most popular supplements in the U.S., according to a CR nationally representative survey of 2,272 U.S. adults in February 2026, with about 1 ...

Fish oil contains omega-3s, fats found in certain foods that can benefit the heart. But there's no conclusive evidence that ...

Kristie Reed, PharmD, oversees emergency, general medical, surgical, psychiatric care, and oncology medication as the pharmacy director of a community hospital. Dr. Reed specializes in IV medications.

Fish oil’s cancer-fighting reputation may hinge on a little-known gene. Researchers discovered that omega-3s like EPA and DHA help curb colorectal cancer only when the enzyme ALOX15 is present.