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Research

Parrillo Method

The Parrillo method estimates body fat from body weight and nine skinfold measurements. Its listed source is a bodybuilding book.

1 source

What the evidence says

Evidence Limits

This page cites no validation study for the skinfold-caliper method and provides no verified accuracy range.

Required measurements

Body weight and all nine skinfolds are required.

Measurement technique

Keep site locations and technique consistent

Published Source

The listed source is High-Performance Bodybuilding (1993), a bodybuilding book by John Parrillo and Maggie Greenwood-Robinson.

Method Details

Measurement Protocol

Required Measurements

Record body weight in kg or lb and all nine skinfolds in mm. Men and women use the same inputs.

  • Chest
  • Abdomen
  • Thigh
  • Bicep
  • Triceps
  • Subscapular
  • Suprailiac
  • Lower back
  • Calf

Special Considerations

  • Measure every listed site
  • Keep site locations and technique consistent
  • Check your caliper’s calibration
  • Record body weight and skinfolds in the same session

Evidence Limits

This page cites no validation study for the skinfold-caliper method and provides no verified accuracy range.

Application Evidence

This page cites no studies of competition preparation, nutrition planning, training, recovery or performance outcomes.

What this means for your measurement

Practical Considerations

Measurement Scope

  • Nine skinfold sites across the upper body, torso and legs
  • Body weight is required
  • Records thickness at the listed skinfold sites
  • Keep the technique consistent between sessions

Limitations

  • Every assessment requires all nine skinfolds
  • Needs an experienced caliper user
  • Requires skinfold calipers and a body-weight scale
  • This page cites no population-specific validation study