Weekly Health Quiz: Fillings, Anxiety and Omega-3

1 To reap optimal health benefits, which of the following omega-3 sources is the best?

• Omega-3-rich plant foods such as flaxseed, flaxseed oil, chia seeds, walnuts and leafy greens
• Fish oil supplements
• Krill oil supplements
• Small, fatty fish such as sardines, anchovies and herring

  The health benefits of DHA and EPA are well-established. However, this research refers to fish consumption only. A number of studies have failed to find benefit when studying the effects of fish oil supplements. Reasons for such poor results include studying dosage rather than omega-3 blood levels, and the fact that most fish oil supplements contain a poorly absorbed form of DHA and EPA. Learn more.