Whey protein refers to a group of eight proteins found in milk. These proteins, in order from the biggest to smallest amounts in milk, are:
• Beta-lactoglobulin.
• Alpha-lactalbumin.
• Glycomacropeptide.
• Immunoglobulins.
• Bovine serum albumin.
• Lactoferrin.
• Lactoperoxidase.
• Lysozyme.
Types of whey protein:

Benefits of whey protein

* Muscle building
* Weight gain and nutritional boost
* Muscle building