Any substance consumed to provide nutritional support for the body.

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5
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2answers
297 views

Why do carnivores evolve?

If humans can live without consuming other animals, then why we do it; from a biological point of view, why do we eat meat? I would also extend the question to another animals, because many animals ...
5
votes
1answer
479 views

Questions about insects eating flour and living in the cracks of a wooden cutting boards

I have a large wooden cutting board which is used in my kitchen mainly for preparing egg pasta. The wood type is Populus (poplar or aspen or cottonwood). The main ingredients used with the cutting ...
3
votes
0answers
43 views

Why doesn't lard taste good? [closed]

I mean looking from evolutionary perspective sugar tastes sweet and individuals that had this perception ate more sugar and survived and those that didn't perceive sugar as sweet didn't eat it and ...
-1
votes
0answers
22 views

Is ginger a vegetable?

Not sure if I should ask this here or Cooking. Is ginger a vegetable? I realise that it is a root and considered a spice. But what makes it different from other root vegetables, for example carrots?
4
votes
1answer
57 views

Why do children prefer sweeter foods?

As we get older, we tend to lose our sweet tooth and become more tolerant to bitter foods, like vegetables. However, I never understood how this works. Why is it that children prefer sweeter foods, ...
0
votes
1answer
33 views

How much do crocodiles eat`?

How much do crocodiles eat? The closest I found to an answer was on german wikipedia, where it says that adult nile crocodiles eat "only about 50 full meals a year." While interesting, without knowing ...
7
votes
1answer
82 views

Do any animals prepare food?

I was just wondering if any animals (are smart enough to) enhance the flavor of their food by, for example, mixing ingredients or seasoning or letting it cure in some ways. In the first episode of ...
0
votes
1answer
48 views

Examining milk for presence of harmful bacteria

I am not experienced in diagnostic bacteriology and am interested in understanding more about it in the context of analyzing food purity. For example, imagine I have a supply of raw milk which might ...
6
votes
1answer
44 views

Where does fungus store excess food?

Can anyone pin point, as to where and how, the excess food is stored in fungus (mushroom to be specific). Like plants store as starch granules, so where does mushroom store?
28
votes
2answers
6k views

What do ants do with our finger nails?

There is place in my house where I cut my nails. Here, there is an ant hole where an ant colony is seen. Whenever I cut my nails from here, they take my nails inside their hole. I was wondering what ...
4
votes
3answers
72 views

Where can you find the quantities of each amino acid of a particular protein or food?

Taking a potato as an example. If I wanted to know how much µg or % of each of it's amino acids there are in 1 gram of pure potato protein, where can I find this information? Is there a freely ...
4
votes
1answer
38 views

Why does our mouth “water”?

Whenever we see something delicious, rapid salivation starts in our mouth. Also, it doesn't happen for all other food, which we eat regularly. So, Is there any particular use of "rapid salivation"? ...
0
votes
1answer
26 views

What could make a person get ill from not eating often enough? [closed]

Say a person needs to eat every 3 hours, or s\he gets physically ill with fatigue and cold sweating, and this is the case every day. What could cause this?
2
votes
2answers
42 views

Is there a known or quantifiable correlation between capsaicin and its effect on the body's metabolism?

I've often heard that spicy foods can speed up your metabolism, I presume, due to the capsaicin. Though I'm sure this is a minor effect - I doubt eating a pound of jalapenos a day will help me lose ...
8
votes
0answers
150 views

Why do bananas go brown quicker in the fridge?

Perhaps the title should be: Why do specifically bananas go brown quickly when left in the fridge? Bananas go brown over time because of the oxidation of phenol residues. Bananas go brown quicker ...
3
votes
1answer
64 views

Needle-like crystals observed in wild-grape wine under microscope. Potentially harmful?

I recently crushed and strained about thirty pounds of wild grapes to ferment into wine. About a month in, I did a visual inspection of the wine under microscope to try and identify some yeast and ...
1
vote
1answer
68 views

Why don't bacteria eat food leftovers?

I have thrown a dirty spoon after eating some pasta into one of my desk drawers (doesn't do me much honor). It stayed there for around a year. My house is warm and I think there is enough humidity for ...
-1
votes
1answer
257 views

If I buy a banana at the market, is there any chance that an insect is hiding inside it? [closed]

I watched this horrifying video on Youtube. It shows movement beneath the skin of a banana and then a spider pushes it's way out. Suffice to say I'm too scared to eat bananas anymore! I would like ...
0
votes
0answers
33 views

What cures pineapple burns?

If you already ate too much bromelain in pineapple, how do you cure your tongue burn?
9
votes
1answer
899 views

Do mantises stalk cicadas?

The Chinese Idiom The mantis stalks the cicada, unaware of the oriole behind (螳螂捕蝉,黄雀在后), which the story behind the idiom comes from Shuo Yuan(说苑), refers to those who are attracted by immediate ...
5
votes
1answer
40 views

Does the human body metabolize what it smells, even in trace amounts?

I conjectured to a friend that some small amount of anything we smell is likely metabolized by the body. He disagreed. My thinking is that, if you are smelling something, some portion of molecules are ...
1
vote
0answers
21 views

How is it decided what type of food we want to eat?

How is it decided what type of food we want to eat? I mean that for example one time you would like to eat some sweets but not a full meal, sometimes you'd like to eat some fruit, sometimes not and so ...
6
votes
1answer
1k views

Powdered meal replacement vs regular meal

Can a person live with this alternative nutrition? Of course, assuming that eating pleasure is assumed the same. The nutrients that contain are far better than average meal a person eats the majority ...
5
votes
1answer
35 views

Colorado potato beetle diet

The Colorado potato beetle is best known for being a potato pest. However, I've just learned that it originates from Northern America and the potato itself comes from South America. So the question ...
1
vote
1answer
88 views

Halophiles' food habit

We know that some halophiles are heterotrophic, but in those highly saline environment what do these organisms eat as there might be very little chance of survival of any other organism?
0
votes
0answers
19 views

Is it better to eat something that is more or less related to humans?

My question is, would it be better to eat something like a sea cucumber or would be it better to eat a chimpanzee? Maybe this isn't a dichotic answer. Is it better to eat something in between, like ...
3
votes
2answers
348 views

Can dietary monosodium glutamate intake induce restlestness?

The question is all in the title. More context: I like phở soup. I have noticed that I get restless after eating the phở soup at some restaurants. The effects are similar to the ones resulting from ...
1
vote
1answer
30 views

Why might food go bad in an oxygen-free environment?

I was recently watching a video from the International Space Station (Making a peanut butter sandwich in space), and I noticed he mentioned that a tortilla kept in an oxygen-free environment could ...
5
votes
2answers
5k views

Why do kefir grains stop growing in soy milk?

Kefir is a fermented milk drink made with kefir grains. It usually is prepared by inoculating cow, goat or sheep milk with kefir grains. I would like to prepare the drink with soy milk, which worked ...
0
votes
0answers
30 views

Impact of hot and spicy food during cold / congested nose

I've observed this many times. Sometimes when im having a cold or congested nose , and i eat spicy food , it feels that the congestion reduces. what is the reason for this besides the fact that the ...
5
votes
1answer
5k views

Why does milk contained in cartons of milk expand?

In the morning, I went to the fridge to drink some chocolate milk. At night, when I took out the same carton of milk, the packaging seems expanded, like some kind of air is inside. Explain please !
1
vote
1answer
73 views

Are there any arboreal mammals which eat leeches?

Are there any tree-dwelling mammals which might be found taking a living leech and eating it? (And do any hollow-dwelling birds of prey eat leeches?)
2
votes
1answer
44 views

What are ways to compare the “costs” and “gains” of food production systems?

I'm looking for methodologies to compare the costs a food production requires with the gains it delivers (not in economic terms). I'm aware of energy returned on investment. Are there other methods ...
0
votes
2answers
62 views

3 fates of this matter

When an animal eats something, it obtains matter and energy right? But, what are the 3 possible fates of the matter and 3 possible fates energy. I don't understand what they are even asking. What ...
4
votes
1answer
208 views

Does the body lose energy or gain energy relatively when drinking or eating hot things?

Does the body lose or gain energy when drinking or eating hot things compared to more neutral temperature things? On the one hand, The body could somehow convert the heat energy into human usable ...
2
votes
2answers
231 views

How can toddlers expend seemingly boundless energy when they eat so little?

A toddler's food intake seems very little: only milk and water and some solid food. Therefore, from where does this energy come?
5
votes
2answers
133 views

Why does caffeine give you so much energy, while being so low on calories?

There's definitely something I'm missing here. Since calories is a unit of measurement for energy, and caffeine seemingly gives you a lot, how can the labels on caffeinated products have such a low ...
0
votes
0answers
31 views

Cell energy consumption and food intake

I am wondering if each cell in human body starts consuming ten percent more energy, how much food one has to consume compared to normal intake?
0
votes
2answers
244 views

What is Meriva Phytosome Curcumin?

What is Meriva Phytosome Curcumin other than being a food supplement? Is it a plant? A type of plant extract? I googled it but still couldn't figure out exactly what it is. The reason I'm asking is ...
2
votes
2answers
282 views

What is “theae folium”?

I wanted to buy black tea at a pharmacy and the pharmacist told me that russian tea is actually black tea so I bought it instead.It's made out of theae folium leaves and for some reason I can't find ...
-3
votes
1answer
129 views

Can pandas hunt for meat?

Recently, I learned that pandas have a carnivore's digestive system but that it exists almost exclusively as a herbivore. If pandas hunted would they be able to find meat in their environment? Can't ...
8
votes
1answer
225 views

Why do we find some things disgusting and others delicious?

For example, why do I love paprika while my girlfriend hates it? Why do I find broccoli disgusting and she adores it? As humans, there are things we'd all agree on being awful, like rotten meat, for ...
14
votes
1answer
293 views

Do species other than humans have distinct daily feeding patterns?

I have a general interest in complex adaptive systems and I have found that nature and the organisms within it is a perfect natural case of a rich adaptive system with a lot of possibilities for ...
2
votes
0answers
55 views

What effects would be caused by exposure to common life forms with opposite enantiomer biology? [closed]

Pretend a human had their body "reflected": heart on the wrong side, etc.; but also at the biochemical level: proteins, sugars, cells, DNA, everything. What would the effects be of that human's ...
24
votes
4answers
13k views

Can humans eat grass?

Can a human eat grass and digest it? Could it be possible to use it as food just like other plants such as wheat or beans?
3
votes
1answer
58 views

Glutamine analysis

I use to run a method to analyse all the amino-acids in a food sample. For that I have to hydrololyse the sample and in the last stage of the method I read the amino acids with a ion exchange ...
11
votes
3answers
9k views

How does sodium in one's diet affect blood pressure?

Due to high blood pressure, my doctor has recommended I go on a low-sodium diet. So, that got me wondering what it is about sodium that drives this recommendation? What does sodium do to a body ...
0
votes
0answers
28 views

Regarding benzoic acid and its effects

One of the users on the chemistry s.e. mentioned that when benzoic acid forms in the body in response to other chemicals it might have a mutating effect on one's DNA. Is this true?
5
votes
1answer
3k views

How many honeybees are there, and how has the number changed across time?

How would you begin to estimate the world population of the European Honeybee (Apis mellifera)? Would recent colony collapse disorder show up as a blip? How about the spread of A. mellifera from ...
4
votes
1answer
3k views

Why does ear wax taste sour?

Why does ear wax taste sour? I am interested in both the physiochemical mechanisms and the evolutionary reasons behind the sour taste of earwax.