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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How to Calculate Protein RDA

Published Jul,08 2011 | By Nicole Turner-Ravana

The RDA, or recommended dietary allowance, for protein is specific to both your age and gender. In general, adult women need 46 g of protein per day, and adult men need 56 g per day. A specific amount can be calculated on an individual basis. This number is based on your weight, so it is unique for everyone.