DHA and EPA blood level is good clinical test . The test , developed by Nutrasource Diagnostics Inc (NDI ) of Guelph , Ontario , uses a small blood sample to determine omega-3 fatty acid score . Desirable levels of Omega-3 fatty acids have been linked with significantly reduced risk of heart disease . Patients with low levels can then modify their diets . Some epidemiological studies showed that omega-3 score of 7 .6 or greater correlate with decreasing mortality of a heart attack . I afraid that CTV...











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