Food Demand Estimator

Estimate yearly food demand for a population based on diet type and daily calories.

Number of people to estimate for.
Average daily food energy intake.
Used for food mass and land estimates.
Higher waste means more total demand.
Use 1 for annual demand.
How results should be shown.
How we calculate

This calculator converts calories into rough food mass, adjusts for waste, and applies a simple land-use factor based on diet type.