Whey protein is a high-quality protein derived from milk, known for its rapid absorption and complete amino acid profile, making it a favorite among athletes and fitness enthusiasts. There are three main types of whey protein: Whey Protein Concentrate (WPC), which contains about 70-80% protein and retains beneficial nutrients, making it the most economical choice; Whey Protein Isolate (WPI), which is more processed and contains over 90% protein, ideal for those on low-carb diets or with mild lactose intolerance; and Whey Protein Hydrolysate (WPH), which is pre-digested for faster absorption, suitable for athletes needing quick recovery. The choice among these types depends on personal fitness goals, dietary needs, and budget considerations. It's advisable to consult a healthcare professional before adding any supplement to your diet.