If you find that you experience some digestive discomfort when you consume whey protein powder, it can be a strong indication that you are allergic to it. Symptoms such as stomach cramps, diarrhea, and a feeling of bloating or excessive gas are warning signs of an allergy to whey protein (Flom & Sicherer, 201. Other people may experience itchy skin upon contact with the serum or even develop hives). People who have an allergic skin reaction when weighing themselves may notice that their skin swells and itches. Whey protein powder can have a dangerous effect on the immune system for those who have even a mild allergy to milk protein.
Many people unknowingly have a mild allergy to dairy products, and when whey protein enters the bloodstream, the immune system attacks it the same way it attacks a pathogen. The high digestibility score of whey protein powder represents the degree to which macronutrients act through the gastrointestinal tract. However, excessive consumption of whey protein has been linked to several unwanted health conditions that most doctors and ordinary people are completely unaware of. If you have well-characterized lactose sensitivity, you may have problems digesting the whey protein you consume because of the lactose contained in whey protein powder.
However, not all of the side effects of whey protein are related to allergies; some side effects are due to intolerance to dairy products or whey. They compare to the competition, but they won't leave you with the negative side effects of whey protein. All of them have been shown to have negative health effects that may be considered hazardous to whey protein. When you're interested in taking a whey protein supplement, if lactose is a problem or an unknown, the WPI is the direction you should take first.
On another scale where protein digestibility is expressed as an integer, the correct amino acid score for protein digestibility (PDCAAS) of whey protein is a perfect 1.0 (the best possible score). In this comprehensive guide, we'll go over everything you need to know about the side effects and possible sensitivities of whey protein. Make sure that the whey protein powder you buy contains limited filling ingredients, flavors, and sweeteners. You may find it beneficial to make sure you drink enough water and consume high-quality buttermilk.
A long-standing point of controversy for dieticians is whether excess whey protein is bad for the kidneys or not. Whey is sometimes mixed with other protein powders or hidden in high-protein bars or beverages, so if you know that whey is causing problems, read the ingredient list on the nutrition label carefully and avoid whey products. Depending on the type of whey protein you're consuming, there may or may not be the amount of lactose that triggers a noticeable reaction.