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The American Heart Association no longer condemns eggs in its guidelines. But it does recommend that people limit themselves to 300 milligrams of cholesterol daily (a single egg has about 200 milligrams of cholesterol, as well as a mix of saturated and unsaturated fats, including the monounsaturated kind found in olive oil). The federal government, in its ...


8

What you are asking about is called bioavailability, which is the term for how much of a consumed substance is actually taken up by the body, and bioequivalence, which is about whether two products are used the same way in the body. Protein For protein, bioavailability is also called Biological Value (BV). The BV of an egg, for example is somewhere around ...


5

Do some proteins survive human digestion? Yes. Prions are misfolded proteins with abnormal tertiary or quaternary structures. That grants them resistance (to some extent, at least) to proteases (1). Also, researchers believe that prions are able to replicate (2), by changing the structure of other proteins. Besides, It has been shown that small ...


5

Humans need between 6 to 10 percent of calories to come from protein. Six percent is almost enough for anyone. Ten is for pregnant women and hardcore athletes. To answer this question, it is important to state that animal and plant protein effect humans in different ways. Yes. Consuming over 10% of calories from strictly animal protein has been proven to ...


5

According to this book "Endocrinology: An integrated Approach", which is freely available via the NCBI Bookshelf (http://www.ncbi.nlm.nih.gov/books/NBK20/) in Chapter 1: Hormones can be derived from amino acids. These are the protein or peptides hormones which are composed from a very small number of amino acids to more than 200. An example of those ...


4

You're essentially asking if you can eat food and then eat more food. Whey protein and mass gainer at the most basic level are: carbs, proteins, and fat. In the case of mass gainer, it usually has large amount of both carbs and protein. So, yes, you can consume them at the SAME TIME, just as you can consume 2 or 10 cheeseburgers at the same time. The ...


4

The worst case scenario is death from complications due to bacterial food poisoning. The specific species' will vary by location. Here in the UK, food poisoning from meat and dairy products are most commonly due to Enterobacteriaceae (esp E coli), Campylobacter and Salmonella. Common symptoms include diarrhoea, vomiting, stomach cramps, elevated temperature, ...


4

Collagen is not an easy-to-digest protein and generally requires collagenase for efficient digestion. Without digestion, it cannot be absorbed. Moreover, collagen has to be deposited in the right site. So irrespective of whether collagen is completely digested or not, it cannot be specifically useful for replacing the lost collagen in the joints. There ...


4

A vegan diet is based only on vegetal foods. If we analyze the amino acid content of different food protein sources (animal and plant proteins), lysine is consistently at a much lower concentration in all major plant-food protein groups than in animal foods (1, 2). Lysine is one of the essential amino acids, thus lysine is most likely to be the first ...


4

It's a little unclear what you mean by "protein with other atoms added to it" -- are you referring to a prion protein that's become mutated by a genetic polymorphism, or a non-prion protein that has been become misfolded and whether this misfolding now makes it a prion? Either way, I believe that the answer is the same. My understanding is as ...


4

It depends on the diet and the person. However, protein myths abound because people look at extreme ends of the scale, and assume that outlier needs are suitable for the masses. If you are looking for homeostasis and general maintenance, then the upper limit that has been shown in studies to be beneficial is 1.6g/kg/d, or about .73g/lb/day. 1g/lb/day is a ...


3

It is true that insulin stimulates the uptake of glucose, amino acids (from proteins) and fatty acids into the cells (PubMed, 2011: "Insulin effects in muscle and adipose tissue"). Diabetes.co.uk: Carbohydrates tend to be the largest factor accounting for changes in blood sugar. It’s worth noting that proteins can also affect sugar levels as well. ...


3

In the human body, there are 21 amino acids (AA) that can form proteins (Britannica). Only 9 of them are essential, meaning you have to obtain them from food; the other 12 can be synthesized in your body (MedlinePlus). Most food proteins contain most essential and nonessential AA, so to get 17.5 g of essential AA from proteins, you need to consume more ...


3

A protein is a long folded chain of amino acids. A chain of two or more amino acids is called a peptide. Now, hormones are grouped into three classes based on their structure: Peptides: like insulin Steroid (Lipids): derived from cholesterol, like sex hormones. Amines: derived from one amino acid (not peptide) like the thyroid hormones derived from tyrosin....


3

I had thought that collagen was about the same as chondroitin and glucosamine, in that there wasn't much evidence to support the notion that it is a viable supplement. However, when I went looking for some studies on it, I was surprised, in that there are several studies that show improvement in articulation (movement at a joint) and pain, especially in ...


3

Most of the recommendations that I see on the internet are in the 1g-1.5g per kg of bodyweight, not per pound. However, there is no real specific "You must eat this" number for protein that is correct for everyone. The basic recommendation currently in the US is 56g per day for the average sedentary man or woman, based on a 70kg body weight. As you ...


3

I think the main hazards associated with raw veganism would be more around food hygiene. Without a kill-step (i.e. cooking to over 75 degrees Celsius) and hygienic food preparation practices there is the potential to be exposed to harmful bacteria, in particular salmonella is associated with bean sprouts and melons. Wash your veggies, and if you're concerned ...


2

Branch chain amino acids is a term used for three of the essential amino acids. They are not something exotic, but something humans need to survive, and contained in most human foods. In fact, if they were missing from your diet, you'd have a protein deficiency, something practically unheard of in the Western world in our times. As long as you are eating ...


2

All essential amino acids originate from plants (and microbes), and all plant proteins have all essential amino acids. Eating a whole food plant-based diet also known as a proper vegan diet or a proper plant-based diet, one can obtain absolutely all essential amino acids. Furthermore, our body has an amino acid reservoir from which it daily sends about 90 ...


2

In the last decades, several studies investigating the effect of protein on satiety showed that under most conditions, protein can be more satiating than isoenergetic ingestion of carbohydrate or fat. This effect has been observed both after a single meal and over 24h. The effect of protein on satiety may be dependent on the type of protein ingested (animal ...


2

Going on such a diet (one that is void of fat) for sustained periods of time is simply not possible. Fat is an essential macronutrient your body needs. Never go on a diet that is void of fat. Fat is mandatory for the digestion and absorption of fat soluble micro nutrients (Vitamin A, D, E, and K). Fats are also sources of EFAs (Essential Fatty Acids). EFAs ...


2

Can it be falsely elevated? Yes: according to this study, creatine in the bloodstream peaks between 1 and 3 hours after consumption, depending on the form in which it is consumed. Is it possible that taking creatine harms the kidneys? Maybe. There have been reports of kidney damage as a result of taking creatine, but small-scale controlled trials of ...


2

Within the E.U. the European Commission consider a product labeled as or 'claims' to be a source of protein must contain at least 12% and a high-protein product — or one labeled as such to likely have the same meaning for the consumer must be at least 20% protein. A nutritional 'claim' means any claim which states, suggests or implies that a food has ...


1

Short answer yes, unless you have got any condition stopping you from doing so. Now the long answer: Protein is the building block of the body. If we consider the human body as a huge network of interconnected chemical reactions, we can appreciate it a little better. Mostof chemical reactions in the body use enzymes as catalyst and most enzymes are proteins. ...


1

Proteins are made of twenty different amino acids. Among these, only about ten are essential amino acids, which means the body cannot synthesize them from other amino acids. This explains the difference.


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First of all, know that you regularly consume protein and have been all of your life. If you did not, you would be in quite terrible health.1 That being said, IGF-1 is involved in bone growth, muscle growth, connective tissue growth, motor neuron growth, and so on. It's also produced within the body.2 Your body uses it for growth and healing, and this has ...


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