On the flip side, a deficiency in the major male sex hormone—a condition that burdens some million American men over the age of 45, according to US census data—is, well, far from sexy. Side effects of “Low-T” include low libido, limp erections, hair thinning, muscle loss, fat gain, depression … In fact, one study found that that the lower a man’s testosterone levels, the higher his risk of death from any cause—heart disease in particular. Adding insult to injury, the Food and Drug Administration says there's little evidence that testosterone drugs are beneficial. ( Did we mention depression? ) The good news is you can boost your testosterone naturally, and diet plays a key role. So grab a pen, jot down a grocery list of these Eat This, Not That! -approved, T-boosting foods and get ready to unleash your hard-wired alpha male.
To further muddy the waters, there was also a study that showed that testosterone levels were actually increased with megadoses (438 mg/day) of Vitamin E.  However, this study had no control. Plus,. I would urge caution at megadosing alpha-tocopherol, because yet another study showed a decrease in thyroid hormones with megadosing.  One study even showed a slight risk in lung cancer for those taking Vitamin E. 
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