Protein Guide: Benefits of Shakes, Whey & Lean Sources

Protein shakes can be beneficial for hair and muscle growth, but too much protein may cause kidney damage. Identify the best lean sources like beans and eggs while understanding the differences between whey and casein for your diet.

Whey Protein & Kidney Damage

Published Jul,08 2011  |  By Mike Everett

Whey protein comes from cow’s milk. The process of cow's milk being turned into cheese creates whey protein as a byproduct. Whey protein is a complete and high quality protein, with all the essential amino acids. Whey protein is a natural food substance, but is not 100 percent risk-free.

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