Intermittent Fasting Calculator
Intermittent Fasting Guide
How Our Intermittent Fasting Calculator Works
Our calculator helps you plan your intermittent fasting schedule based on your preferred protocol and wake-up time. Simply select your fasting method, enter your wake-up time, and get a personalized fasting schedule.
Key Features
- Multiple Protocols: Supports all popular IF methods
- Custom Schedules: Create your own fasting/eating windows
- Visual Timeline: See your daily schedule at a glance
- Personalized: Adjusts to your wake-up time
Popular Intermittent Fasting Methods
16:8 Method
Fast for 16 hours, eat during an 8-hour window. Most popular and sustainable for beginners.
18:6 Method
18-hour fast with a 6-hour eating window. More advanced with greater benefits.
5:2 Diet
Eat normally for 5 days, restrict calories (~500) for 2 non-consecutive days.
Eat-Stop-Eat
24-hour fasts once or twice per week (dinner to dinner).
Intermittent Fasting FAQs
What can I consume during fasting periods?
Water, black coffee, tea (without sugar/milk), and electrolyte supplements are generally acceptable. Avoid anything with calories.
How long does it take to see results?
Most people notice increased energy and mental clarity within 1-2 weeks. Weight loss results typically appear after 3-4 weeks.
Is intermittent fasting safe for everyone?
IF may not be suitable for pregnant women, people with eating disorders, or those with certain medical conditions. Consult your doctor first.