A multi-year Dutch study published in 2010, for example, showed a 62% lower risk of fatal heart attack in people consuming even a modest amount of EPA and DHA (about 234 mg per day) from fish as compared to those consuming little (about 40 mg per day)

So how do your supplements compare?
The following Omega-3 Supplements contained the claimed amounts of bioactive Omega-3 (EPA & DHA) and also passed the purity and freshness tests. None contained detectable levels of toxins:                (*indicates better bang for the buck)

Advocare Omegaplex*
Berkley & Jensen Natural Extra Strength Fish Oil*
Carlson Super Omega 3*
CVS Pharmacy*
Eniva Nutraceutics Efacor*
GNC Fish Body Oils*
GNC Triple Strength Fish Oil*
Health from the Sea PFO*
Iceland Health Omega*
Integrative Therapeutics, Inc.
Jarrow Formulas Max*
Life Extension*
Master Omega-3*
Mega Smarts for Kids
Minami Nutrition MorDHA OMEGA-3-I.Q.*
Mommy’s Bliss*
Natural Factors RxOmega-3*
Nature Made Omega-3
Nature’s Bounty*
Nature’s Sunshine*
New Chapter Supercritical*
Nordic Naturals *
Now Omega-3*
Nutramax Laboratories, Inc*
Nutri-Supreme Research*
OmegaBrite*
OmegaGel Concentrate *
Origin Natural Fish Oil*
Pharmanex MarineOmega
Pure Encapsulations*
Puritan’s Pride *
Shaklee Omega Guard*
Sundown Cholesterol Free Fish Oil*
Swanson EFA’s Superior Essential Fatty acids*
Twinlab Omega-3 Fish oil*
USANA Biomega*
Vitamin World Naturally Inspired Omega-3
Weil — Andrew Weil, M.D. Omega-3 Complex*

The following products tested poorly:

Kirkland Signature Enteric Coated Fish Oil 1700 mg Concentrated Fish Oil
Lipiderm International Veterinary Sciences (for dogs)

This review was conducted by ConsumerLab. Peak Performance distributes only third party tested and professional grade potency supplements.