Does Protein Powder Have Soy

While whey is a protein derived from an animal, soy is plant-based. … “Soy protein isolate is made from ground soybeans which are then processed into a powder.”

Does all protein powder have soy?

As production goes up, it’s more common to find soy in many different food items, including protein powder. … While soy is a complete source of protein, some people choose to stay away from it because of these claims. As such, many health and fitness enthusiast only take soy-free protein powder.

Why does protein powder have soy?

It acts as a preservative, delaying product spoilage and extending shelf life in the marketplace. It’s used as an emulsifier (blending agent) to allow artificial flavorings, sweeteners, and other additives typically found in flavored and sweetened protein brands to mix well together and keep from separating.