The calculator compositiin your results with charts Body composition calculator by calculatof well-known health and fitness organizations. Underwater weighing: fat Body composition calculator in humans have a density of 0. Researchers can calculate percent body fat for virtually unlimited numbers of study subjects by downloading the ABCC SAS macro and documentation from the American Body Composition Calculator for Researchers website. Anorexia or Bulimia Screening Test. Andreas Münzer was an Austrian professional bodybuilder. Losing Fat Aesthetically: Inch Loss and Body Toning.