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Weekly Health Quiz: Toothpaste, Protein and Sunburn

WARNING!

This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.

1 The following supplement has been shown to boost testosterone and improve semen quality in infertile men:

  • Ashwagandha

    Ashwagandha supports sexual and reproductive health in both men and women. In men, it helps boost testosterone levels, and has been shown to improve semen quality in infertile men. Learn more.

  • Vitamin A
  • Astaxanthin
  • Curcumin

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