Tuesday, September 25, 2012

How much Protein do you need?

Contrary to popular belief, most Americans don't get enough protein in their daily diet, but do get more than enough carbohydrates.

How much protein does one need anyway?

Well it depends on many factors, but how active one is, is an important factor.

The following is the approximate protein requirement of people with different activity levels:

1. Sedentary - 0.5 gram/lb of lean body mass (LBM)
2. Moderately Active - 0.6 gram/lb of LBM
3. Active - 0.7 gram/lb of LBM
4. Very Active - 0.8 gram/lb of LBM
5. Athlete - 0.9 gram/lb of LBM

How to calculate your Lean Body Mass?

Your weight (in lbs./kg) - your body fat (in lbs./kg) = Lean Body Mass

Body Fat Percent can be determined in many ways (for example by using a Body Composition Analyzer, which is what I use in my office).

For example:

If you weigh 150 lbs and have 33% body fat, then your LBM = 150 - 0.33 x 150 = 150 - 50 = 100 lbs.

If you are active, then your daily protein requirements are: 0.7 x 100 = 70 grams.

An easy way to up your protein intake, is to snack on protein bars.

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