Questions tagged [nutrition]

Questions relating to the intake, safety, effects of nutrients, and their biochemical interactions with our body.

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5
votes
1answer
146 views

Does cooking food prevent the body from efficiently absorbing minerals?

It is true that we absorb minerals from cooked food less efficiently, because the membranes of our cells are made up mostly of hydrogen ions, therefore cooking food lose its anionic charge and it ...
3
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1answer
401 views

Can refined flour be addictive? [duplicate]

Is there any scientific literature investigating physical and psychological addiction to white flour made of wheat? Some studies, like this one talk about this subject but I'm not well informed and ...
13
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2answers
273 views

Are bread molds dangerous to ingest?

I will occasionally notice minor molds developing on bread I've left for a few days at room temperature. Often, there will be some mold noticeable on a few pieces, while other pieces are fine. I know ...
11
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1answer
174 views

Are there health benefits associated with avoidance of gluten?

Some people have celiac disease and are instructed to avoid eating gluten, a protein found in certain grains. However, food manufacturers market gluten-free products to the general public as if gluten ...
12
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1answer
115 views

Are farm raised fish unhealthier than their wild caught counterparts?

I like to eat fish on a regular basis, most notably salmon and tuna. Recently, I've been reading about some of the dangers of fish raised on fish farms. Notably, these can include Increased level of ...
3
votes
1answer
55 views

Should I be worried about glyphosate exposure?

There has been a lot of discussion in the media lately about glyphosate (Roundup) and what some see as a huge risk of exposure to a possibly carcinogenic chemical. Some examples: The Real Reason ...
3
votes
2answers
164 views

Can food be addictive?

Is there any scientific literature investigating physical and psychological addiction to food? like e.g. sugar, refined flour, etc. Some studies, like this one talk about this subject but I'm ...
5
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1answer
121 views

How much pesticide remains on a harvested organic fruit?

Organic fruits can still be treated with pesticides. I would like to limit my intake (or eliminate entirely) of these pesticides. Has there been any investigation into how much pesticides remain on a ...
44
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1answer
3k views

How many eggs can one eat per day?

I've read conflicting information on how many eggs one can eat per day: Daily Health Post - How Many Eggs a Day Can You Safely Eat? How many eggs a day can you safely eat? Apparently, as many as ...
11
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1answer
3k views

How much cinnamon is too much?

Cinnamon is touted to have many health benefits - helping fight fungi, helping lower blood sugar, helping with lipid management, helping fight Alzheimer's - but it also has a limit. Ignoring whether ...
12
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1answer
802 views

Does the Jewish law forbidding the mixing of milk and meat have health benefits?

Mixing milk and meat is prohibited by an ancient Jewish law. Jews have followed those rules for millennia out of religious belief, not science. Modern science can probably dig deeper and find actual ...
17
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2answers
734 views

How can I boost my immune system? [closed]

There are a lot of products, foods, and activities that claim they "boost" the immune system. I've heard good things about yogurt, probiotics, superfoods, herbs, oils, supplements, acupuncture, yoga.....
9
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2answers
356 views

Which herbal teas have been proven to energize?

Summary (TL;DR): In the interest of brevity, I abbreviate 'herbal tea' as tisane. Is there any evidence that tisanes can energize? If so, which ones? Please exclude teas with caffeine (eg black and ...
20
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1answer
1k views

Does intake of processed sugar lower the immune system?

Growing up, my parents were very strict about sugar intake, because they had heard "somewhere" that eating refined sugar lowered your immune system function for 12-24 hours. At the time, this seemed ...
44
votes
2answers
2k views

Is food prepared in a microwave oven less healthy?

There are people who avoid preparing their food in microwave ovens for various health-related reasons. The claims most often stated are: Microwave radiation is harmful. Microwaving destroys vitamins ...
17
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2answers
2k views

Side effects of genetically modified food products

We are genetically modifying crops to change the way they look, to produce more out of less, or to make them resistant to certain diseases; they are subsequently being consumed by humans and animals. ...
8
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1answer
326 views

Is eating one's dinner right before going to sleep bad for health?

I often read or hear that eating one's dinner right before going to sleep is bad for health. How true is that?
13
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2answers
243 views

Is there any downside in eating whole-grain rice instead of white rice?

Health benefits of eating whole-grain rice are often mentioned. But is there any downside in eating whole-grain rice instead of white rice?
22
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2answers
586 views

Is rapid weight loss unhealthy?

A commonly quoted figure is that 1-2 pounds (0.5-1 kg) a week is a healthy rate at which to lose weight, and that 'crash diets' are bad for you. What is this figure based on, and in what way is ...
8
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2answers
149 views

What should my daily intake of calories be?

How can an adult in robust health find out how many calories his daily intake needs to be? I'm not asking for loss/gain of weight; simply to maintain my weight.
2
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0answers
58 views

How can I create a healthy and balanced vegetarian diet? [duplicate]

When going vegetarian, there is a problem; where can one get the protein he/she used to get from meat? How can one create a healthy and balanced vegetarian diet, so as to get the proper nutrition ...
40
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4answers
1k views

Are organic foods healthier than conventional foods?

There is a popular perception, and many marketing claims, that organic produce (and food in general) is healthier than food grown with conventional methods. Most commonly, the reasons given are: less ...
13
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1answer
7k views

Does decaffeinated coffee inhibit iron intake as much as normal coffee does?

Apparently, coffee consumption can inhibit iron intake and in some cases is even linked to iron deficiency anemia, as Wikipedia says. It is unclear to me, however, how this happens. On the page about ...
24
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4answers
740 views

How much coffee can a healthy adult drink?

How much coffee can a healthy adult drink before it starts to affect them in a bad way? For example, some friends of mine get headaches if they drink more than 2 cups in a single day.
9
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1answer
96 views

What do the European reference intake values used for food labels actually mean?

In the European Union, food labeling is currently harmonized by Regulation 1169/2011. In it, the Reference Intakes or RI (previously Guideline Daily Amount or GDA) are defined as follows: Energy or ...
20
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1answer
400 views

How do you read a US nutrition label?

I want to clean up my diet, and be more aware of what I'm eating and how much, but I'm not sure how to read a nutrition label. I see the breakdowns of various vitamins, the calories and the ...
6
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2answers
133 views

What are the most common sources of added sugars?

I am also interested in removing as much added sugar from my diet as possible, however I am unfamiliar with what constitutes an added sugar when I look at an ingredient label. Other than the ...
17
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1answer
344 views

Which are the effects of removing sugars from a balanced diet for an otherwise healthy person

What effects would removing sugars from a balanced diet have on an otherwise healthy person have? I've heard that both refined and natural sugars can have a negative impact in the body. Is it safe to ...
4
votes
0answers
75 views

Is it safe to stop consuming sugars? [duplicate]

I've heard that consuming sugars can induce many different health problems. I wouldn't really mind excluding them from my diet, but would it be safe? Or do we have a minimum sugar requirement?
5
votes
2answers
393 views

Details on molybdenum bioavailability in milk?

There have been reports of molybdenum in milk since before 1951. However, supposedly "there [is] no data on bioavailability in cow's milk" after all these years. Most sources I find claim milk ...
18
votes
3answers
2k views

Why am I advised not to eat immediately before exercise?

It is commonly said that, after eating, you should wait 2-3 hours before exercising. It isn't recommended to eat and right afterwards to exercise (or swim). But I haven't really understood why that ...
39
votes
4answers
2k views

Is eating spicy hot (pungent) food (hot chilli & peppers etc.) healthy or harmful?

I love all kinds of pungent food such as chili peppers etc., the hotter the better. I'd like to know, are there any significant dangers or benefits related to consuming them?
13
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2answers
3k views

What are the health tradeoffs between eating while standing vs. sitting vs. in reclining position?

Is it better to stand or sit when eating? If it is better to sit, what posture should I go for?
9
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3answers
462 views

Are dairy products effective sources of calcium?

Tradition says that dairy products are good sources of calcium just because they have it; while some modern studies (see below) show that protein digestion produces acidic environment, and body uses ...
16
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2answers
527 views

Why is natural sugar healthier than refined sugar?

The WHO recently published this recommendation regarding sugar consumption: Keeping intake of free sugars to less than 10% of total energy intake reduces the risk of overweight, obesity and tooth ...
13
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2answers
934 views

What are the health benefits and risks of ingesting Aloe vera?

Aloe vera seems to be everywhere these days, especially in skin products. However you can also buy Aloe vera gel intended for human consumption and food items that contain Aloe vera. A study by ...
19
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4answers
1k views

How should ovo-lacto vegetarians compensate the lack of meat in their diets?

An ovo-lacto vegetarian includes both eggs and dairy products in his diet, but meat is completely excluded. In a regular non-vegetarian diet, meat is very important and provides many benefits if ...
23
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2answers
942 views

Are artificial sweeteners safe?

There seems to be a lot of noise about health risks of consuming artificial sweeteners, especially aspartame and saccharin. Many sources argue that these chemicals carry huge risks of developing ...
18
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5answers
1k views

Is exceeding the US RDA for vitamin C dangerous?

When I travel I take vitamin C supplements. The product I use has 1000 mg of vitamin C. When traveling I take multiple doses every day. This way exceeds the US RDA of 90 mg for adult males. Is it bad ...
19
votes
1answer
309 views

Are calcium supplements harmful, even if you stay short of the maximum dose?

Source: Do You Really Need Calcium Supplements?, Margaret Polaneczky MD, 2014 Oct 2 You may also have heard that taking calcium supplements can lead to heart disease. It’s still an open question. Some ...
14
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1answer
207 views

Calcium supplements versus “fortified with calcium”

(By 'fortified', I refer to this definition: increase the nutritive value of (food) by adding vitamins.) Are there any differences between calcium supplements (as pills or tablets), and foods ...

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