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Does Whey Protein Have Some Side Effects


Regular milk is composed of two types of protein, namely whey and casein. Whey protein can be separated from casein and used on its own to supplement an individual’s diet.

It is a whole protein because it comprises all the amino acids that are essential in the body. As a source of protein, it is ideal for individuals looking to increase their strength and overall performance of the body. It is often considered as beneficial to the body, for both adults and children.

Types of whey protein

Whey protein is a supplement commonly found in infant formulas and a variety of protein supplements issued by medical professionals. The protein is available in different forms namely, whey protein hydrolysate, whey protein concentrate, and whey protein isolate.

  • Whey protein hydrolysate is in a pre-digested form which makes it easier for it to be absorbed into the body. In most cases, it is incorporated into supplements that need to be quickly spread in the body muscles.
  • Whey protein concentrate has low levels of both carbohydrates and fats, but the concentration can be adjusted depending on one’s dietary needs. Most higher-end whey protein concentrates may contain protein of up to ninety percent while the lower concentrates may remain at about thirty percent.
  • Whey protein isolate are proteins that have been processed further until all the lactose, as well as fat, are removed. The isolate form of the protein contains up to ninety percent of protein.

Most common side effects of whey protein

Typically, whey protein is not associated with any adverse effects when consumed in moderate dosages. However, in some cases consuming the protein can have adverse effects on the body especially when taken in high dosages. Below are some side effects that may be experienced when someone has consumed whey protein.

  • Stomach pains – Feeling slight discomfort in the abdomen after consuming food items with whey protein is a common side effect. In most cases, it disappears on its own, but if it becomes severe, you may need to seek medical help.
  • Fatigue – Consuming whey protein in high dosages can result in digestive issues for both men and women. Normally, the inability of the body to breakdown the protein results in bloating and passing a lot of gas. Most times, the bloating can make one feel tired and unable to do regular tasks.
  • Kidney problems – Whey protein taken in large dosages over an extended period can result in kidney issues. The renal damage can be avoided by seeking professional medical advice before starting to use any type of whey supplements.
  • Constipation – Typically, whey protein does not cause constipation to adults or children. However, a person that is lactose intolerant may experience bouts of constipation when taking the protein in either of its Also, eating a balanced diet that includes fruits and vegetables reduces the chances of getting constipated after consuming whey protein.
  • Increased weight – Although most people take whey protein supplements to help reduce cholesterol, it can backfire and result in increased body weight. The protein supplements often contain sugars and at times fats resulting in increased carbohydrates in the body. Additionally, overeating and consumption of whey protein can also result in weight gain.
  • Nausea- Feeling the urge to vomit after taking whey protein is a common side effect of the supplement. The cases of actual vomiting after consuming the protein are minimal but can sometimes happen with too much intake of the milk protein. The best way to avoid the side effect is to reduce intake of the protein.
  • Reduced appetite

In most cases, taking of whey protein supplements suppresses one’s appetite as a way of decreasing hunger. The protein dose is regulated to ensure it does not have adverse effects on the body for either children or adults. If the lack of appetite persists, it is advisable to seek professional medical advice to provide various solutions to help improve the appetite as soon as possible.

Advantages of whey protein consumption

Whey protein is associated with many benefits that have been proven by studies conducted by a variety of research bodies. Even at present, many other studies are revealing the advantages of consuming the best gnc protein regularly. Some of the well-known advantages of whey protein are:

  • Reduction of body cholesterol

Studies on the impact of whey protein have revealed that consuming whey protein can significantly reduce the amount of cholesterol in the body. The protein can be taken as a supplement or as part of your diet to help you naturally lose weight. However, it is essential to avoid taking it in high dosage to reduce chances of it adversely affecting your health.

  • Regulation of blood pressure

Patients with hypertension also benefit from whey protein when it is added to various beverages that they consume regularly. The protein is known to significantly reduce blood pressure eliminating the chances of developing a stroke or heart diseases.

  • Control of Asthma

Whey protein is believed to help build immunity in children, especially those who have asthma. Studies involving children with asthma has been carried out with the results revealing better immune response after a certain period. Majority of the tests included the giving of children ten-gram supplements of whey protein for at least a month before improvement was recorded.

  • Improved digestion

Both adults and children that have digestion problems can benefit from taking whey protein supplements or adding it to their diet. The protein improves digestibility for infants that are being introduced to milk for the first time. Also, the potential of developing allergies is reduced when children consume whey protein.

Overall, whey protein can be taken by most people without any adverse side effects. In case of any issues, it is essential to seek medical advice and get treated appropriately. Nevertheless, whey protein is the most popular supplement available in the market, and its benefits in the body have been highlighted in various research material worldwide making it a “must have” for those seeking to enhance their overall body performance.


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