Foods that Affect Testosterone Levels. A number of studies suggest that exposure to industrial pollutants may affect sexual function, for example, loss of libido, sexual dysfunction, and impotence. This may be due to effects on testosterone levels. In a study of men who ate a lot of contaminated fish, an elevation in PCB levels in the blood was associated with a lower concentration of testosterone levels. These pollutants are found predominantly in fish, but also meat and dairy. The lowest levels are found in plants (see Dietary Pollutants May Affect Testosterone Levels). Testosterone doesn’t just play a role in the determination of secondary sex characteristics like facial hair at puberty. Eggs are a natural, powerful food that will increase testosterone by providing you with protein and vitamins B5 and B6. Eat the yolks as well as the. The very essence of manliness, testosterone is a male sex hormone most commonly associated with sex drive. It is, however, responsible for so much more than that. Testosterone is a hormone found in both males and females although women tend to have much lower levels. Testosterone levels are highest between onset of puberty and. It also regulates normal sexual functioning and the overall physical and psychological well- being of adult men. Abnormally low levels of testosterone can lead to decreased physical endurance and memory capacity, loss of libido, drop in sperm count, loss of bone density, obesity, and depression. Endocrine- disrupting compounds that build up in fish may be able to mimic or block hormone receptors, or alter rates of synthesis or breakdown of sex steroid hormones. In children, these pollutants may actually impair sexual development. Boys who are exposed may grow up with smaller penises (although only by about two- thirds of an inch shorter at most). Researchers have tried exposing cells from aborted fetal human penises to these kinds of dietary pollutants, and gene expression related to genital development is indeed affected at real- life exposure levels. We’re not sure if the effects on penis length are due to the pro- estrogenic effects of the toxins, though, or the anti- testosterone effects. You’ve heard of save the whales? Well, male reproductive organs may be at risk from environmental hazards as well. I previously addressed how we discovered the endocrine disruptor phenomenon in Alkylphenol Endocrine Disruptors and Allergies, as well as where they’re found (Dietary Sources of Alkylphenol Endocrine Disruptors). For more on sustaining male virility, see Male Fertility and Diet, The Role of Diet in Declining Sperm Counts, and Dairy Estrogen and Male Fertility. I’ve talked about the role a plastics chemical may play in male sexual functioning (BPA Plastic and Male Sexual Dysfunction). But it’s not just toxins, it’s the total diet (Survival of the Firmest: Erectile Dysfunction and Death), and not only in men (Cholesterol and Female Sexual Dysfunction). In health,Michael Greger, M. D. PS: If you haven’t yet, you can subscribe to my free videos here and watch my live, year- in- review presentations. Foods That Increase Your Sperm Count Add These 10 Foods To Your Diet To Give Your Swimmers More Strength. Although a balanced vegan diet can provide adequate amounts of most nutrients, AND indicates that insufficient zinc intake is common among vegans. Foods that lower testosterone levels in males from VKool site will help men avoid foods that kill their libido. Low testosterone is a fairly common issue as men age. Men who are experiencing low testosterone, or “low T,” often have elevated levels of the hormone estrogen.
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