Long-tail guide
Caffeine Withdrawal From 100mg/Day
Common intake range where symptoms are noticeable but often manageable with a short taper.
What to expect
- - Headaches and fatigue are the most common symptoms
- - Symptoms often peak around day 2 to 3 for many people
- - Sleep can improve, but the first few nights may feel off
- - At ~100mg/day, cravings often show up around your usual caffeine routine
A taper plan starting point
- - Days 1-2: 80mg
- - Days 3-4: 60mg
- - Days 5-6: 40mg
- - Days 7-8: 20mg
- - Day 9: 0mg
This is a general guide. Adjust for your schedule and comfort. If you have health concerns, consult a professional.
Run the calculator
Use the homepage tool to estimate intake from coffee, tea, and energy drinks, then compare it against this guide.
Related intake guides
Caffeine Withdrawal From 50mg/Day
Low intake withdrawal is usually mild, but headaches and fatigue can still happen.
Caffeine Withdrawal From 75mg/Day
Low intake withdrawal is usually mild, but headaches and fatigue can still happen.
Caffeine Withdrawal From 125mg/Day
Common intake range where symptoms are noticeable but often manageable with a short taper.