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-4
votes
0answers
45 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 ...
4
votes
0answers
35 views

Does anxiety about weight or eating cause people to become overweight?

A while ago I saw this TED talk about the futility of dieting. The speaker suggests that a body maintains a homeostatic weight point and returns to that weight after dieting has stopped: Turns out ...
1
vote
2answers
37 views

How do the 'energy making' processes in the body differ for fat calories, protein calories, and carb calories? [closed]

How does the body make energy from each of the macronutrients? Is there a difference in the efficiency of the distinct processes and would the least efficient process be 'better' for weight loss?
3
votes
0answers
25 views

What would the blood work look like for someone on a very high protein diet? [on hold]

What will blood test results look like for someone on a very high protein diet consuming 1-2g of protein per pound of bodyweight per day? Is it healthy to maintain such a diet?
0
votes
1answer
18 views

Question about contents of small bowel

I know, or at least I think I do, that the contents of the stomach are called chyme and that it is acidic. What are the contents of the small bowel called and is it acidic?
0
votes
0answers
33 views

Are vegetables really needed in our diet?

I want to believe that eating vegetables is necessary even when one takes vitamins, but I can't find any medical evidence for this. To make my question specific, suppose a study on twins were done in ...
4
votes
1answer
46 views

Can reptiles digest grains?

As a caretaker of a turtle, I sometimes struggle understanding the logic behind the inclusion of corn, soybean, and wheat meals in reptile food, such ingredients seem truly aberrant from what a ...
5
votes
1answer
41 views

Is there any conclusive study relating the food consumed and the occurrence of acne?

The internet says a million things about what to eat and what not to in case of acne. For instance: Refrain from dairy products. Refrain from food heavy in unsaturated fat. Refrain from too much ...
3
votes
1answer
24 views

Ultra Pasteurization and Pasteurization

What is the effect of pasteurization and ultra-pasteurization on proteins, enzymes, and nutrients found in milk and other dairy products?
2
votes
1answer
46 views

Why is coconut oil healthier when it has so much saturated fat?

I noticed that coconut oil has ~96% saturated fat, and I was under the assumption that saturated fats = bad for health. Why is it that coconut oil is healthier to alternatives with much less ...
1
vote
1answer
98 views

Is Sugar a stimulatant or a weak sedative?

Quite often, I have heard the remark that children become hyperactive when high amounts of sugar are consumed. But common websites suggest that sugar is a sedative, and the hyperactivity in children ...
1
vote
0answers
13 views

Switch gut microbiota due to diet and effect on calorie uptake

I have seen peer-reviewed papers mentioning the daily changes in gut microbiota composition according to dietary changes. See for example this paper: http://genomebiology.com/2014/15/7/R89 My ...
49
votes
11answers
10k views

Can humans survive without consuming life? [closed]

Some people say that it's awful that humans eat animals. They feel that it's barbaric, because you're killing life and then on top of that, you're eating it, and that you should eat vegetation ...
1
vote
1answer
100 views

What is the evolutionary reason behind human preference for salty foods?

It's been established that food palatability is related to it's caloric density. This hypothesis is used to explain why humans are partial to sugar and fat. But it is also said that humans are partial ...
3
votes
0answers
38 views

How is nutrient uptake in humans measured? [closed]

There are many claims made about nutrient absorption, eg "Juicing helps you absorb all the nutrients from the vegetables". I'm curious to know how nutrient uptake is measured. Eg is it a pure ...
0
votes
1answer
18 views

Is nutrient absorption different in Hypersensitive I patients?

I am thinking how the nutrient absorption differs between between patients with allergies (Hypersensitivity I) and those not. The current guideline about number of eggs in diet is one daily ...
7
votes
2answers
279 views

Can a carnivorous animal consume plants with no adverse effects?

While I know that in nature, carnivorous animals are poorly suited to eat plants (largely due to having sharp teeth, not grinding teeth, as far as I know), I was wondering if, in an emergency ...
0
votes
1answer
59 views

How can eating bacon not make me fat? [closed]

This page says it won't. This page says it's the carb again http://www.mindbodygreen.com/0-10454/in-defense-of-bacon-why-eating-fat-can-help-you-get-thin.html I don't see how eating fat will not ...
2
votes
1answer
53 views

Can a chicken's lard become liquid depending on its diet?

On Cooking.se, somebody asked a question about the fat in chicken stock sometimes being liquid and sometimes solid once the stock has cooled. The only answer until now suggests that the difference is ...
2
votes
1answer
46 views

How essential is vitamin B3 to the diet?

I know this might seem contradictory since by definition a vitamin is an essential part of the diet but I have read that nicotinamide, a form of vitamin B3, can be synthesised from L-tryptophan. Is it ...
4
votes
1answer
173 views

Are the brains of any herbivorous animals capable of utilising ketone bodies as an energy source?

I ask this question because earlier today I heard from a lecturer at my university that a sheep's brain cannot utilise ketone bodies as an energy source and hence with insufficient glucose supply for ...
1
vote
1answer
135 views

Why are Taurine and Arginine essential components of the feline diet?

Taurine and arginine play a key role in the feline diet but I am unaware as to where exactly they fit in.
1
vote
1answer
10k views

Can white eggs be considered as non-vegetarian? [closed]

I am basically a vegetarian and I find it very difficult to get an actual biological answer for this question on search engine. There are couple of links which discuss these argument but can not be ...
5
votes
1answer
175 views

What effect do oligosaccharides, like those found in legumes, have on the composition of intestinal flora in humans and if so how so?

I know that intestinal flora metabolising oligosaccharides, like those found in legumes, is the cause for the well known fact that legumes cause flatulence, but does an oligosaccharide-rich intestine ...