What is Halal Whey Protein and Which are the Halal Whey Protein brands ? What is Halal whey protien? Whey powder is a popular ingredient in many food products and supplements. It is a byproduct of cheese production and is obtained from the liquid left after milk coagulates. Whey powder is used as a protein supplement in sports nutrition, weight management, and bodybuilding. It is also used as an…