Whey protein is the most popular form of protein available. Just about all supplement companies manufacture some sort of whey protein. Studies have proven whey's effectiveness on building muscle and losing body fat. Generally the amino acid profile is better in whey protein than it is in other sources. These supplements are usually low in carbohydrates and calories. Carbs generally range from 3 to 5 grams per serving and protein content ranges from 20-25 grams per serving.

These powders will not do anything dramatic to a person's physique. One should begin using protein powders in the hopes of having dramatic, positive changes in their body. It is very helpful, however. Studies show that whey protein helps spare muscle tissue while dieting and it also can assist in gaining muscle mass more so than in a nutrition program where whey protein is not utilized.

As with any type of supplement, some protein powders are more popular than others. Optimum Nutrition is probably the most popular protein powder manufacturer on the planet. They make a handful of different types of whey proteins. Their biggest seller is the gold standard 100% whey. It is low in carbs and calories. It has 24 grams of protein per serving. Their other popular proteins are Pro Complex, which has more glutamine and BCCAs than their normal proteins, and contains egg protein. Their newest product is Hydrowhey. It is a faster digesting whey and it contains about 30 grams of protein per serving.

Of course there are other good companies. Optimum was just mentioned because it is the best on the market at the moment. If you are interested in taking a protein supplement, do some research and choose a few proteins from reputable sources. Try a few to see what you like then include it in your supplement regimen.