What is Whey Protein

Although whey protein has come to be recognized in the last few years, it has been in existence for a number of years. It was used by people who wanted to achieve optimum health. It is since last two decades, that more and more people have become aware of whey protein. However, it is people in the field of sports, who are more aware of it, as compared to the layman. There are many benefits of whey protein. The connection of whey protein and weight loss is the most publicized of the whey protein benefits. However, apart from promoting weight loss, whey protein is also beneficial for the immune system. After getting to know the health benefits of whey protein, more and more people are turning towards this protein. Now comes the question, what is this protein exactly? How is it different than the other proteins? What is the source of whey protein? Let's find out.

What is Whey Protein

When cheese is made, the milk is curdled using different agents, like rennin. When milk curdles, it separates into cheese and a liquid material. The liquid is whey. It is whey, which contains soluble protein. It has the highest amount of protein, which is currently available. Whey contains 5% lactose solution in water and some minerals and not to forget lactalbumin. I hope this has answered your query about the source of whey protein.

What is Whey Protein Powder

The whey which is left out after milk coagulates is dried up to get whey protein powder. The protein can also be increased by getting rid of lipids and other non protein material from the liquid. Often spray drying techniques are used for the same. In this process, membrane filtration is used to separate protein from the whey. The other method, which can be used is denaturing. In this process, high amount of heat is used, which causes the denaturing process. Normally after the acidification process, whey protein does not aggregate. However, the denaturing process often tends to cause hydrophobic interactions with other proteins and the whey protein powder forms a gel. Some people may be allergic to whey protein powder made by denaturing.

What is Whey Protein Isolate

Now comes the question, how is whey protein concentrate different from whey protein isolate. For one, whey protein isolate is more expensive as compared to whey protein concentrate, as whey isolate contains higher quality of protein and also has higher biological value. At the same time the protein content in whey protein isolate is much more, as compared to the concentrate, but contains less fat and lactose content. In percent, whey isolate contains as much as 90 to 98% protein, while concentrate has 70 to 85%.

What is Whey Protein Used For

The whey protein facts state that whey protein is essentially used for body building. Digestion of whey protein does not take long, due to which protein is available for muscle building almost as soon as it is consumed. People who want to lose weight, use whey protein shakes for weight loss. They help in building muscles, which in turn causes more fat to be used. The nutritional facts about whey protein often state that, it is beneficial in protecting from heart diseases, cancer, etc. Organic whey protein powder is also often used in infant formulas. It can also be given as protein supplements for medical reasons.

You will have to talk to your health care professional to know, which is the best whey protein in your case. There are some whey protein side effects, therefore it is better to consult your health care professional before you start taking this protein supplement. If you are lactose intolerant, one option you have is to use whey protein isolate, which contains less than 0.1 gram of lactose per tablespoon of whey protein. The other is to seek medical advice. I hope this write-up has answered your question about whey protein and all the other questions related to whey protein.