Zinc is a key mineral that cells use to metabolize nutrients. Immune function, DNA and protein production, and cell division are all related to zinc levels in the body. Zinc also enables the male body to produce testosterone. Because of this, your levels of zinc may affect erectile dysfunction.

A study that tracked the mental functioning and multivitamin use of found that multivitamins did reduce risk for mental declines such as memory loss or slowed-down thinking.