Questions tagged [nutrition]

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

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2answers
1k views

Is cancer linked to having an acidic body?

There a lot of differing views reports on pH levels and cancer. Some say that cancer only grows in acidic bodies. Some say that an alkaline body can prevent or cure cancer. Many others disagree ...
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Can a bomb calorimeter meaningfully measure food calories?

I was taught in school that nutritionists measure the calories in food with a bomb calorimeter. Dummies.com make the same claim: Nutrition scientists measure the number of calories in food by ...
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1answer
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Is any special diet an effective treatment of autism?

Treatment Ratings for Autism claims that basically any special diet is an effective treatment of autism. Is this true? From the study, The following data have been collected from the more than 27,000 ...
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Do lemons help cure cancer?

This morning I read an article on Facebook (in German) about the huge health benefits of lemons - and not just the juice, but the whole lemon, especially the skin. Several other sites make similar ...
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Can you get addicted to cheese?

In the documentary "Super Size Me" an interviewee of Morgan Spurlock says: If you look at the menu at a fast food restaurant, they use all of the addicting components. They'll take a slab of ...
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Does milk cause heart attacks and cancer?

Who can debunk or prove the claim: "Milk is dangerous for your health, because of heart attacks and higher risks of cancer." What about curd?
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Is food becoming less nutritious because of depletion of soil minerals and nutrients?

Over and over, I have heard and read claims that the soil growing much of the planet's crops is "depleted" and thus our foods do not have sufficient minerals, vitamins, and other nutrients. Five ...
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1answer
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Does removing the seeds and pith from a chilli lessen the heat

Does removing the seeds from chilli actually reduce the heat? Is there any difference to just using less chilli? The claim: The seeds and flesh of the chilli can both be eaten, but cooking ...
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1answer
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Are refined edible oils unhealthy compared to unrefined ones?

There are lots of articles like this one which say: Refining [of oils] is accomplished with the addition of sodium hydroxide and temperatures around 450 degrees. The refined oil is not considered ...
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Does the ripeness of a banana have any effect on causing constipation?

In this Parenting SE question there seem to be two opposite claims made: A +7 answer claims that banana ripeness has no effect on constipation (I'm leaving aside the second, obvious claim that ...
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1answer
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Does sugar “feed” cancer?

I keep seeing this claim in alternative health circles that sugar feeds cancer and if you restrict carbohydrate from your diet, particularly refined sugar, you can prevent cancer or even "starve" ...
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Can a single cup of coffee help a person to wake up and be more focused?

There are many examples of people claiming they need their morning cup of coffee in order to be able to function at their normal level: NIC blog: Like many early morning risers, I need my morning ...
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Can the human body absorb calories through the skin?

I have seen some nutritional advice that claims that it is possible to absorb calories through the skin, from face products for example. This sounds like nonsense to me, can anyone confirm that and ...
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“Feed a cold, starve a fever”?

Is there any truth behind this phrase? I was always skeptical and figured that the body needed energy from food to fight whatever illness it may have. I have even heard people say it in reverse: "...
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1answer
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Do sandwiches taste better when someone else makes them?

I'm a bit skeptical about the claim in this poster: Click for a larger version. Studies show that sandwiches actually taste better when other people make them for you. When we make food, we get ...
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Does potassium deficiency cause cramps?

According to Ace Fitness, it is a myth that potassium deficiency causes cramps, since there isn't enough potassium in sweat to deplete potassium. Sodium deficiency is blamed instead. Is this true? ...
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Are Vitamins ingested in natural food more effective than those ingested in supplements?

There was a comment in this question saying that he was dubious of claims of the Vitamin C benefits of eating an orange. My gut reaction was to respond that Vitamins taken in food are metabolized ...
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Are fish oil capsules beneficial?

Page 28 of the February 2018 edition of Which? magazine says, (You don't need...) Fish oils such as Omega 3 capsules Unless you are advised to take these, you don't need to. Studies show that ...
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1answer
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Does the fasting two times a week diet (the 5:2 diet) provide health benefits?

There is a diet called "fasting two times a week diet" or "the 5:2 diet". You eat only 25% of your normal intake two times per week, and the rest of the week you eat extra to make ...
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Is mycoprotein (Quorn) safe for human consumption?

There have been severe arguments over the safety of mycoprotein: Quorn is considered a healthy food in UK and Europe Some parties in the US have cried havoc It's quite discussed in Canada Quorn ...
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1answer
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Is the flavor of artificial banana flavoring based on the “Gros Michel” banana?

I've heard the claim that artificial banana flavoring doesn't taste like bananas since it was based on a different cultivar than the one we know today. Until the 1950's the main banana cultivar ...
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Did the Dalai Lama cause Mongolians to significantly reduce their alcohol consumption?

In an interview with John Oliver in S04E04 of Last Week Tonight there's the exchange: Dalai Lama: One of my previous visits in Mongolia, they drank a lot of Vodka [...] I suggested: Drink much less ...
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Does the Shangri-La diet work (according to its supposed mechanism)?

The Shangri-La diet method was arrived at by Seth Roberts, according to him, by self-experimentation. A quote from an article showering it with praise sums it up. Dr. Roberts’s Shangri-La Diet ...
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Does gliadin in wheat stimulate appetite to the point of obesity?

Dr William Davis claims that the protein gliadin in wheat (at least, strains grown since the '60s or so) stimulates appetite, leading to obesity. He has released a book on the topic, called Wheat ...
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Do apple seeds contain arsenic?

I've heard recently that apple seeds contain arsenic. Is this true? Should apples not be eaten then?
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Do chocolate bars cause pimples?

My mother always told me "eating that chocolate bar will give you pimples." Is there any truth to the claim? I did find an article on about.com that verifies that this is a common myth, and suggests ...
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Can humans digest the iron present in spinach?

In this article by Spiegel Online (German), there is a claim that humans cannot absorb/digest/use the iron present in spinach: Das tatsächlich im Spinat enthaltende Eisen ist für Menschen per ...
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Did food industry make their instant cakes harder to cook in the '50s?

In a video against animal cruelty, a woman talks about the tricks food industry has been using for decades. One subject in particular intriges me. In the 1950s there was a very important innovation ...
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Is a “beer belly” caused by drinking beer?

I spotted this BBC headline today: "Scientists say drinking beer will not lead to beer belly". I have always believed that there is a clear relationship between drinking beer and developing the so-...
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1answer
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Is each step in the food chain 10% efficient?

I remember learning in school many years ago that each level of the food chain is only about 10% efficient. So when an herbivore eats a plant, they get 10% of the energy that the plant had, and a ...
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Does bilberry improve eyesight?

There is a rumor that eating bilberries improves eyesight or, at least, helps to maintain it. Is it true?
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Do 7% of adults in the United States believe that chocolate milk comes from brown cows?

I found a recent post in 9gag that states: Did you know? 7% of American adults (17.3 million people) believe that chocolate milk comes from brown cows. There's no source to their claim. Is there ...
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Is eating meals at irregular times unhealthy?

Best Time to Eat Meals Skipping meals or eating meals on a random schedule can drain your body of energy I tend to eat whenever I feel like it. I pretty much ignore breakfast, lunch, and dinner ...
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Does boiling vegetables wash away important vitamins?

I recently heard that you should steam vegetables instead of boiling them, because boiling washes away the vitamins. Is this really true? Is there any scientific backing to this claim? Can you really ...
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Are frozen vegetables typically healthier to buy and eat than fresh ones?

I've been told that frozen vegetables are frozen soon after harvest and as such don't get sprayed with as much preservatives. I'm also told fresh vegetables are sprayed with extra preservatives so ...
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Chickens that lay eggs twice a day

I have heard that chickens can actually lay multiple eggs in a single day. Is this possible? I know that leghorn hens usually lay eggs every 25 hours or so (for an annual total of about 280-320), ...
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1answer
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Does blending food to “break down the cell walls” make it healthier?

A popular blender brand, Vitamix, claims that The 5200’s powerful blades pulverize the cell walls of whole fruits and vegetables, releasing the full nutrients found in the seeds and skin They stop ...
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Do lemons act as bases in the body?

Today, I was surprised to find a number of sources stating that lemons, while acidic in nature, act as bases once in the body. Here is one such source. I'm unclear whether the claims are based on ...
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Is diet soda as bad for your teeth as regular soda or methamphetamine?

I've heard of many claims about soda water itself containing carbonic acid (as claimed by a teacher I had in high school) and having a generally high pH that's enough to destroy one's teeth. This ...
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Is the Craigslist rant saying people stay in restaurants on average a hour longer a hoax?

According to a craigslist post supposedly created by an anonymous NYC restaurant, customers take almost twice the time today to eat than 2004 because of mobile phones, food photos and fussiness. I got ...
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Is it illegal in Germany to waste food at a restaurant?

This post on LinkedIn Pulse purports a tweet from Mr. Ratan Tata - a well-known Indian of diverse interests. The tweet references an undated incident at an unnamed restaurant in Hamburg, Germany. The ...
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Does consuming a surplus 3,500 calories lead to the gain of one pound of body fat?

My health "textbook" says that one pound (454 g) of fat contains 3,500 [kilo-]Calories (14,000 kJ). It provides no references for this statistic. A calorie is a unit of measure that indicates the ...
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1answer
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Does Weight Watchers work?

Weight Watchers: The proven Weight Watchers approach makes losing weight simpler than ever. Some dietary interventions for weight loss result in the person losing weight for a short term period, only ...
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Is red meat responsible for one in ten early deaths?

The red meat and cancer link has already been addressed here: Does eating meat increase your risk for cancer? But recent reports suggest a broader more worrying relationship to variety of other ...
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Are diet soft drinks linked to depression in women?

According to this Fox News article, 13 ways to stop drinking soda for good, they claim diet pop has been linked with depression in women. diet drinks have many of the same health risks as regular ...
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Does aspartame “eat” holes in your cellular membranes

My well-meaning mom keeps sending me stuff like this: Aspartame has been found to “eat” tiny holes in our cellular membrane. When this happens, things like Multiple Sclerosis (MS), cancer, mood ...
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Does (diet) soda cause tooth decay?

I've often heard and read that soda causes tooth decay; most often the reason involves the sugars present in the soda being converted into acids which wear out the enamel. I'm curious if there is ...
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Do humans need high-protein foods?

Dr. John McDougall writes: People commonly believe: the more protein consumed the better. This faulty thinking dates back to the late 1800s, and was established without any real scientific ...
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1answer
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Can chili peppers give you an ulcer?

I started eating a few chilis a day to man up when it came to spicy foods. Someone saw this and said that I'm probably going to get an ulcer or another stomach problem from it. Is there any truth to ...
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Can young children safely eat cooked mushrooms?

I'm told that young children (like, 1.5 years old) must not be allowed to eat mushrooms, even if they are sourced from a supermarket and properly cooked. The alleged reason is that they can't be ...

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