Enter your height, sex, and actual body weight into the adjusted body weight calculator. The calculator will display both your ideal body weight and your adjusted body weight.

Adjusted Body Weight Formula

The following formula is used to calculate your adjusted body weight.

ABW= IBW + 0.4 * (AW – IBW)

  • Where ABW is your adjusted body weight
  • IBW is your ideal body weight
  • AW is your actual weight.

In this case, your ideal body weight is determined by your height and sex using formulas similar to the ones below.

Male: IBW = 50 kg + 2.3 * (Height – 60 in)

Female: IBW = 45.5 kg + 2.3 kg * (Height – 60 in)

Adjusted Body Weight Definition

Adjusted body weight is defined as a measure of the difference between your actual weight and your ideal body weight.

How to calculate adjusted body weight?

How to calculate adjusted body weight

  1. First, measure your height

    This value will be used in determining your ideal body weight.

  2. Next, measure your weight

    Using an accurate scale, measure your ideal body weight.

  3. Calculate your ideal body weight

    Calculate your ideal body weight using one of the two formulas above.

  4. Calculate your adjusted body weight

    Using your ideal weight and actual weight, calculate your adjusted body weight.


What is adjusted body weight?

Adjusted body weight is a metric used for determining a person’s nutritional requirements. It’s often used when a person’s actual body weight is far out of line with their ideal body weight.

What is an ideal body weight?

Ideal body weight is a weight that a person of a certain height and gender should be for optimal health.