Figure 1.

Experimental Design. Participants were randomly assigned to begin with either the multi-nutrient supplement or placebo supplement to begin in a balanced fashion. After a wash-out period, subjects completed the opposite supplement. Testing occurred immediately prior to and immediately following the 28-day supplementation periods.

Dunn-Lewis et al. Nutrition Journal 2011 10:90   doi:10.1186/1475-2891-10-90
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