7 Side Effects Of Protein Supplements

Protein supplements are high in demand among people who desire a healthy body. There are mainly three types of protein powders available- whey, soy and casein. Before trying protein supplements, you must know which powder suits your body. Even though there are many side effects of protein supplements, you can find some health benefits of protein supplements as well.

9 Health Risks Of Protein Drinks

The main advantage of protein supplements is that you can get all the nutritional ingredients that your body needs at a faster pace. It is also very convenient and easily available. If you need some excess amount of protein apart from that obtained from your diet, you can choose to use the best protein supplement suited for you.

Health Risks Of Crash Diets

Some of the health benefits of protein supplements are improvement of overall health, brain function and muscle building. You can get proteins that are required by your body without cooking. In no time, you can get all the proteins you need. Despite of the health benefits of protein supplements, there are some side effects of protein supplements too. Here, let’s have a discussion on 7 side effects of protein supplements.

Digestive Problems:

One of the major side effects of protein supplements is the digestive problem that comes with its use. Protein supplements come with many proteins that you need for a healthy body, but it lacks fiber. Due to the lack of fiber, digestion will not take place properly. It may cause many problems like constipation, diverticulitis etc. Doctors don't recommend a long term intake of protein supplement for people who have digestive problems.

Cancer Risk:

According to studies, it is found that soy protein supplement comes with a high quantity of phytoestrogens, which may increase the risk of breast cancer. Too much of phytoestrogens is not good for the human body. So, take soy protein supplement only in a limited quantity.

Toxic Heavy Metals:

In a recent survey, it was found that many protein supplements contains traces of toxic heavy metals. Samples of different protein supplements showed that intake of small quantity of such toxic substances for a long period may lead to health problems, ranging from headache and constipation to cancer.

Risks For Kidneys:

Kidney problems may arise if protein supplements are consumed in a large quantity. Kidney has to break down the proteins that enter our body and if you already have a kidney problem, it is better to consult a doctor before consuming a protein supplement.


Even though you have protein supplement that will give more energy for your body, you may lack other nutrients which are not included in the supplement. Protein supplements can't give all the nutrients that whole food could provide.

Muscle Wastage:

Now, it is a common practice to take protein supplements in order to get strong and attractive muscles. But this is a dangerous practice long term. This will eventually result in muscle wastage and other problems.


Some people are allergic to milk. Such people are not recommended to take whey or soy protein supplements in high amounts. This will result in allergic reactions like itching, vomiting, nausea and diarrhea.

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Story first published: Sunday, September 27, 2015, 4:04 [IST]
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