Waiting to have kids? Make sure your diet's up to par. A healthy
intake of micronutrientsincluding vitamin C, E, folate, and zinccan
boost sperm DNA quality in older men, according to a study published in
the journal Fertility and Sterility.
Researchers had 80 men ages
20 to 80 estimate their average daily vitamin intake, then took semen
samples to analyze the men's DNA.
The results: The more
antioxidants and micronutrients a guy's diet had, the smaller the risk
for sperm with DNA damage, especially in older men. In fact, men ages 44
and older who ate the most vitamin C had 20 percent less damage
compared to men of the same age who consumed very little vitamin C.
That's
positive news for older men who still want to have kids, since you need
healthy DNA for genetically normal children, says study author Andy
Wyrobek, Ph.D., senior staff scientist with Berkeley Lab's Life Sciences
Division.
Want to ensure stronger swimmers, no matter your age?
Incorporate these three nutritional gold mines into your diet to keep
your semen in tip-top shape. (And if you're still hungry for more
sex-savvy foods and secrets, pick up a copy of The Men's Health Big Book
of Sex for hundreds of ways to upgrade your sex life.)
Fatty Fish
Men
who eat more omega-3 fatty acids have higher-quality semen than those
who skimp on omega-3s, according to a study in Human Reproduction. And
even though the researchers say this may be merely a correlation,
omega-3s are still loaded with other sex-boosting benefits. The omega-3
fatty acids DHA and EPA found in fish help to raise dopamine levels in
the brain that trigger arousal, according to sexologist Yvonne K.
Fulbright, Ph.D. Your move? Add oily coldwater fish like salmon,
mackerel, sardines, and tuna to your weekly meal lineup.
Walnuts
Eating
just 75 grams of walnuts a dayroughly a handfulcan improve the quality
of your semen, says a study published in Biology of Reproduction.
Researchers monitored the diets of 117 healthy men, asking half to
incorporate 75 grams of walnuts into their diets. After 3 months, guys
who ate walnuts saw an improvement in the shape of their sperm, as well
as the movement and vitality of their swimmers. Why? Researchers believe
the alpha-linolenic acid (ALA)a natural plant source of omega-3in
walnuts may be behind the sperm's extra boost. (Walnuts aren't the only
convenient snack that will strengthen your sperm. Check out these 12
other Super Sex Foods.)
Oysters
Besides being
the ultimate aphrodisiac, the zinc in oysters can work wonders for your
semen. In a study in Fertility and Sterility, sub-fertile men who took
zinc sulfates daily saw a 74 percent increase in total normal sperm
count after 26 weeks, compared to men who were treated with placebos.
Your move: Pop six oysters a day to double the daily recommendation of
15 milligrams of zinc. Other good sources of zinc are shrimp, red meat,
pumpkin seeds, poultry and pork, eggs, and dairy products.
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