Skeptics Stack Exchange
Skeptics Stack Exchange

Questions tagged [nutrition]

Use this tag for claims regarding the way we eat, and the effects eating has on our bodies.

Nutrition is the provision, to cells and organisms, of the materials necessary (in the form of food) to support life. Many common health problems can be prevented or alleviated with a healthful diet.

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Is MSG excitotoxic?

Popular YouTuber Alex Jones claims (in a YouTube video with nearly 1M views) that MSG is an excitotoxin and harms the brain and liver. I haven't even had time to get into MSG. I mean, I've interviewed brain surgeons, neurologists, scientists. I…
HC_
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Should 20-35% of calories come from fats in a healthful diet?

In 2002, the National Academies' Institute of Medicine released a report that recommended: Adults should get 45 percent to 65 percent of their calories from carbohydrates, 20 percent to 35 percent from fat, and 10 to 35 percent from protein. This…
Count Iblis
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Does Himalayan Salt have positive effects on the pH balance inside the human body?

FitLive writes in 10 Amazing Benefits of Pink (Himalayan) Salt: Balance pH (alkaline/acidity) and help to reduce acid reflux Mercola makes the same claim in The 13 Amazing Health Benefits of Himalayan Crystal Salt, the Purest Salt on…
Christian
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Does low-calorie/ high-protein diet + fitness regime allow simultaneous muscle growth and fat loss?

Does eating less overall (but high protein), in conjunction with weight lifting (4 days a week), have the effect of inducing fat loss while growing muscle? On the CBC site it is claimed that a regime of exercise, very low calorie dieting and high…
Sridhar Ratnakumar
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can an acid alkalinize blood

I have recently read that umeboshi vinegar alkalinizes blood thanks to its content in acetic acid. I find at least strange that an acid can have an effect contrary to acidification. Can this be found in any reliable source ?
vals
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Are fresh tomatoes more healthy than tomato paste?

The common dogma is that fresh food is more healthy than processed food. Is that also true in the case of tomato paste? Carolyn Susman wrote in the ChicagoTribune: Despite advice that eating a whole food can be superior to eating a supplement or…
Christian
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Can acidosis be diet-induced?

I know Acidosis is a legitimate medical diagnosis. Some woo-peddlers like to claim that eating too much acidic foods can cause this condition, and recommend alkalizing foods which, counter-intuitively, they claim includes vinegar. Can your diet…
Nathan BeDell
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Is sugar toxic?

Possible Duplicate: How bitter is Robert Lustig's “Bitter Truth” about sugar? From the NY Times Article: Is sugar toxic? Robert Lusteg, a specialist on pediatric hormone disorders and the leading expert in childhood obesity at the University of…
Brian M. Hunt
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Did this couple lose 500 pounds of weight in 2 years?

According to this post on a Facebook page, this couple lost 500 pounds of weight in 2 years. Is it real or just a fake post?
agha rehan abbas
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Does eating high cholesterol foods impact cholesterol blood levels of 30% of population based on Web MD article?

This Web MD article suggests that 30% people are vulnerable to dietary cholesterol. Indeed, studies suggest that only about 30% of people are particularly susceptible to the effects of dietary cholesterol on blood cholesterol levels. This…
user19505
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Does wheat cause coronary heart disease?

Most health organizations see wheat as an healthy food. However I wrote an article arguing that wheat could be a risk factor of coronary heart disease. I know there is a similar question: Is wheat the cause of numerous, serious health problems? But…
Ale
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Does eel help relieve symptoms of summer fatigue?

In Japan, a traditional summer illness is natsubate, summer fatigue, and the traditional way of relieving symptoms is to eat eel for "stamina". Is there any science behind this tradition?
Ken Y-N
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Does drinking a glass of water 30 minutes before meal have any positive effect on your health?

I have read in many forums and diet advisories that one recommends to drink a glass of mineral water (without gas) about half an hour before every meal. Even though most sources provide no explanation for this recommendation, some mention the effect…
Alexander Galkin
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Does the combination of red wine and cheese cause bad dreams?

I have only anecdotal evidence to support the aforementioned claim: heard it from several people in my youth and believe to have experienced it myself, but that might be placebo. Some quick googling yields a handful of forum messages and…
marton78
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Are some burgers in Japan made from human excrement?

Possible Duplicate: Has a meat substitute from human feces been developed in Japan? Please look at this video. Is there any evidence that this is real or fake?
Maxime Pacary
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