: The scale measures this resistance (impedance) and combines it with your age, height, gender, and weight to estimate your body fat percentage. Top Body Fat Scale Recommendations (2026)

Investing in a body fat scale (also known as a body composition scale) can help you move beyond the single number on a standard scale to understand the ratio of muscle, fat, and bone in your body. While these devices are popular for tracking fitness progress at home, it is essential to understand their technology and limitations to make an informed purchase.

Based on recent expert reviews from Forbes Vetted and Cybernews , here are top-rated models for different needs: How Accurate Are Body Fat Scales? - Healthline

: Muscle contains a high percentage of water and conducts electricity easily. Fat has a low water content and acts as an insulator, resisting the current.

Body fat scales use . When you step on the scale, it sends a very low, painless electrical current through your body.