# Body Composition

Explore 3 online Body Composition tools for working with body composition data in your browser. Text inputs are not stored, and uploaded files are deleted after 6 hours.

> Canonical page: https://elysiatools.com/en/tags/body-composition

## Overview

Use this collection of 3 Body Composition tools to work with body composition-related data through a browser-based interface, without installing software.

## Frequently asked questions

### What are Body Composition tools used for?

These tools are designed for tasks related to body composition data. Open the available tools to find the option that matches your workflow.

### How is data handled?

You operate the tools in your browser, while processing runs on Elysia Tools servers. Text inputs are not stored, and uploaded files are automatically deleted after 6 hours.

### Do I need to install software?

No software installation is needed. You can access the Body Composition tools through the browser interface.

## Tools

- [Body Fat Calculator (US Navy)](https://elysiatools.com/en/tools/body-fat-calculator-us-navy): Calculate body fat percentage using the US Navy method
- [Lean Body Mass Calculator (Boer / Hume / James)](https://elysiatools.com/en/tools/lean-body-mass-calculator): Estimate your lean body mass (LBM) from sex, age, weight and height using three clinical formulas side by side, with derived body-fat percentage.
- [TDEE / BMR Body Composition Calculator](https://elysiatools.com/en/tools/tdee-bmr-body-comp-calculator): Estimate BMR, TDEE, ideal weight, and macro splits for weight loss, maintenance, or muscle gain

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