And since it does increase testosterone, it also has an effect on sex drive and mood. Moreover, it's cheap! Do a google search for fish oil to find out more. Nugenix One of my favorite fish oils, though one of the more expensive, can be found here: https://www.t-nation.com/productInfo.do?id=910074 However, you can find fish oil twice as cheap! How to Last Longer in Bed 2 Eat eggs, nuts, olive oil, and garlic. These three things are easy to implement in your diet. For me, adding in eggs for breakfast a few times a week has really made a difference. http://www.healthsupreviews.com/nugenix/