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Nothias LF, Petras D, Schmid R, Duhrkop K, Rainer J, Sarvepalli A, et al

There is substantial heterogeneity across selenium intervention studies, and the differences in outcomes can largely be attributed to variations in population characteristics, baseline nutritional status, and study design

This effect appears to be mediated through stimulation of endothelial nitric oxide release leading to local vasodilatation (123,124)

A similar result was found by Li et al

Because excess age-related iron elevation in somatic tissue, particularly in brain (Massie et al., 1983

If you take a standard oral supplement, your body may only absorb a tiny fraction of the active ingredient
