Serum levels of vitamins did increase in several experiments involving multivitamin-mineral
supplements, but no positive effects on heart rate and VO2 max were noted.

Question

Quizplus · Accepted Answer

While multivitamin-mineral supplements can increase serum levels of vitamins, research has shown that these increases do not necessarily translate into improved heart rate and VO2 max, indicating that the supplements might not enhance cardiovascular fitness or aerobic capacity.

Serum Levels of Vitamins Did Increase in Several Experiments Involving