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A gentle step up from 12:12. Easier to maintain than 16:8 but more effective.
Last updated: February 21, 2026
14 hours
Fasting Window
10 hours
Eating Window
600
Est. Weekly Deficit (cal)
~0.17 lbs
Est. Loss per Week
The 14:10 protocol requires fasting for 14 hours and eating within a 10-hour window daily. It sits between the minimal 12:12 and the popular 16:8 in terms of intensity. Most people manage 14:10 by skipping their last snack of the night and eating breakfast 30 to 60 minutes later than usual. It produces a meaningful reduction in overall calorie intake without the hunger challenges of longer fasts.
Choose a 10-hour eating window that works for your schedule. A common setup is 9am to 7pm. Eat normally within that window, then stop eating. The 14-hour fast from 7pm to 9am requires only a slightly later breakfast and no eating after dinner. After one to two weeks, most people find they rarely feel hungry outside the eating window.
| Day | Eating | Fasting |
|---|---|---|
| Monday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Tuesday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Wednesday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Thursday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Friday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Saturday | 9:00am to 7:00pm | 7:00pm to 9:00am |
| Sunday | 9:00am to 7:00pm | 7:00pm to 9:00am |
People who completed 12:12 and are ready for a small step up in intensity
Morning exercisers who need some flexibility in their eating schedule
Anyone whose lifestyle makes 16:8 difficult but wants more than 12:12 provides
People who eat very early (before 7am) or very late (after 9pm) due to work or social schedules. The 14-hour window may not align without significant lifestyle adjustments.
Intermittent fasting controls when you eat. What you eat during the eating window still determines whether you lose fat, maintain muscle, or stall entirely. The most effective approach is scanning your meals with FitCommit as you eat, so you know your daily protein, calorie, and macro totals without logging every ingredient manually. Point your camera at your plate, and the AI identifies the meal and calculates the nutrition in seconds.
Tracking your eating window nutrition takes less than two minutes per day and eliminates the guesswork that causes most IF practitioners to either undereat protein (causing muscle loss) or overeat calories (negating the fast). The combination of a proven fasting schedule and accurate nutrition tracking produces results that neither approach achieves alone.
Track Your Eating Window with FitCommitHunger during a fast usually peaks at the times you would normally eat, then fades within 20 to 30 minutes. Drink 500ml of water when hunger hits. Black coffee and plain tea are also effective appetite suppressants and do not break a fast. After one to two weeks, most people find hunger during the fast significantly decreases as their body adapts to the new meal timing.
Anything with calories breaks a fast. This includes milk or cream in coffee, fruit juice, protein shakes, gum with sugar, and any food regardless of how small. Plain water, black coffee, plain herbal tea, and sparkling water (unflavored) do not break a fast and are fine during the fasting window.
Yes. Black coffee, plain green tea, and plain herbal teas are all permitted during the fasting window. They do not meaningfully affect insulin or break ketosis. Do not add milk, cream, sugar, flavored syrups, or MCT oil. Even small amounts of fat or protein will end your fast.
Not if your protein intake during the eating window is adequate. Eat at least 0.7 to 1.0 grams of protein per pound of bodyweight during your 10-hour eating window. Resistance training three to five days per week provides the muscle-preserving signal. Studies show well-designed intermittent fasting with adequate protein preserves lean mass as effectively as continuous calorie restriction.
Scan any meal in seconds. FitCommit's AI identifies your food from a photo and calculates macros instantly. Stop guessing what you ate during your eating window. Free 7-day trial.
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