IDEAFACTORYS LAB · Calculator

Calorie Deficit Calculator

TDEE or activity tier + deficit kcal → suggested daily intake.

Weight / burn

Illustrative only — individuals vary; very low intake is unsafe. Not medical advice.

Suggested intake

Est. TDEE—
Suggested intake—
Weekly fat-ish—

Sketch: ~7700 kcal ≈ 1 kg fat. Not medical advice.