Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Interventional
Official Title: Effect of Walnuts on Sperm Parameters and Male Fertility
Brief Summary: The investigators are testing the hypothesis that two ounces of whole-shelled walnuts/day added to the diet of men seeking care for infertility will beneficially affect sperm parameters and fertility. The investigators will compare the walnut intervention to the commonly suggested recommendation of adding an OTC multivitamin supplement to the diet.