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.

Sources of Low-Fat Protein

Published Jul,08 2011 | By Erica Kannall

Protein contains essential amino acids needed to maintain many aspects of your health, including regulating growth and development and supporting lean muscle mass. Unfortunately many good sources of protein are also high in fat.