Intermittent Fasting Schedule Calculator
Plan your IF eating window for 16:8, 18:6, 20:4, OMAD, or 5:2 protocols.
Eating Window
12:00 PM - 8:00 PM
Fasting Hours
16h
Schedule
| Fasting Starts | 8:00 PM |
| Eating Window Opens | 12:00 PM |
| Eating Window Closes | 8:00 PM |
| Meals in Window | 3 |
| Calories per Meal | 667 cal |
| Weekly Total | 14,000.00 cal |
Use the Intermittent Fasting Schedule Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
You might also need
HSA Calculator 2026 — Contribution Limits & Triple Tax Savings
Calculate HSA tax savings, investment growth, and projected balance at retirement. See the triple tax advantage in action. Based on 2026 IRS contribution limits.
BMI Calculator — Body Mass Index, Category & Healthy Range
Calculate your Body Mass Index (BMI) from height and weight. See your BMI category, healthy weight range, and what it means. Free, instant results with chart.
Calorie Calculator (TDEE)
Calculate daily calories for maintenance, weight loss, or gain using the Mifflin-St Jeor equation and your activity level.