Nutrition & Food
Basic

Protein Grams from Calories

Grams of protein for a target protein ratio of the diet.

Formula

g=r×C4g = \frac{r \times C}{4}

Variables

rProtein fraction (0–1)
CDaily calories

Example

0.30 × 2000 / 4 ⇒ 150 g

Did You Know?

Because protein is 4 kcal/g, a 2000-kcal "30% protein" plan works out to a very achievable 150 g a day.

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