Calorie Density Calculator

Enter a food's calories and weight to instantly calculate its calorie density and see where it falls on the low-to-high density scale.

Add a Food

Density Guide

Very low < 0.6 kcal/g — most vegetables, broth
Low 0.6–1.5 kcal/g — fruits, legumes, lean meat
Medium 1.5–4.0 kcal/g — grains, dairy, fish
High 4.0–5.5 kcal/g — bread, cheese, chocolate
Very high > 5.5 kcal/g — nuts, oils, chips

Food Comparison

Add foods using the form to compare their calorie density.

Summary

Enter a food's calories and weight to instantly calculate its calorie density and see where it falls on the low-to-high density scale.

How it works

  1. Enter the food name, its calorie count (kcal), and its weight in grams.
  2. The tool divides calories by weight to get kcal per gram.
  3. It also shows kcal per 100g, the standard used on nutrition labels.
  4. A color-coded density rating (very low → very high) shows how energy-dense the food is.
  5. Add multiple foods to the comparison table to see them ranked side by side.

Use cases

  • Compare snack options and pick the most filling one per calorie.
  • Build a volume-eating plan using low-density foods.
  • Understand why certain foods are more satiating than others.
  • Evaluate packaged foods using their nutrition label data.
  • Teach clients or students the concept of energy density.
  • Plan meals that maximize fullness within a calorie budget.

Frequently Asked Questions

Last updated: 2026-07-22 · Reviewed by Nham Vu