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.

Protein Powder & the Brain

Published Mar,02 2012 | By Jessica Taylor

Protein powder is frequently marketed to athletes, weight lifters and those looking to shape up and build muscle. Often containing whey, wheat and soy, protein powder is mixed into drinks and taken as an over the counter protein supplement.