What sites are measured for the 3-site male formula?

Chest (diagonal fold halfway between armpit and nipple), Abdomen (vertical fold 2cm right of navel), and Thigh (vertical fold on front of thigh midway between hip and knee).

What is the Jackson-Pollock formula?

Body density is calculated from sum of 3 skinfolds and age, then body fat is calculated using the Siri equation: %BF = (4.95/BD - 4.50) x 100.

Do I need a special caliper?

A calibrated skinfold caliper is required. The Lange and Harpenden calipers are most accurate. Technique standardization is more important than caliper brand.

Body Fat % 3-Site Skinfold Male Jackson-Pollock

Calculate body fat from 3-site skinfold measurements (chest, abdomen, thigh) using the Jackson-Pollock male formula.

Use the full interactive calculator below, or

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Body Fat % 3-Site Skinfold Male Jackson-Pollock

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Frequently Asked Questions

What sites are measured for the 3-site male formula?

What is the Jackson-Pollock formula?

Do I need a special caliper?