每日蛋白质需求计算器 — 公式

How Daily Protein Needs Are Calculated

Protein requirements depend on your body weight and how physically active you are.

Formula

Daily Protein (g) = Body Weight (lbs) x Activity Factor

Activity LevelFactor Sedentary0.6 g per lb Moderate0.8 g per lb Active / muscle gain1.0 g per lb Intense training1.2 g per lb

Each gram of protein provides 4 calories.

计算示例

A moderately active person weighing 170 lbs.

  1. Daily protein = 170 x 0.8 = 136 g
  2. Calories from protein = 136 x 4 = 544 kcal