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.

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What Foods Should You Eat to Lower Protein Levels?

Published Jul,08 2011 | By Kevin Rail

Protein is a macronutrient. Unlike a "micronutrient," the body needs it in larger amounts. It is utilized for muscle growth, cell regeneration and to promote a healthy immune system. When it is digested in the body, a waste product called "urea" gets produced.