Taking an omega-3 supplement may not boost memory or cognition

By Sandee LaMotte, CNN (CNN) — If you’re taking an omega-3 fish oil or algae supplement to stave off Alzheimer’s disease and dementia, take note: A new clinical trial finds these supplements did nothing to improve memory, cognition or brain cell loss. “Omega-3 supplements as a blunt instrument do not work,” said lead study author