Caffeine Half-Life Calculator
Track caffeine decay in your body instantly
4 followers
Track caffeine decay in your body instantly
4 followers
A caffeine calculator that goes beyond total intake. It shows how caffeine decays in your body over time using real half-life science. Track multiple drinks, see overlapping effects, and check if your levels will impact sleep. Fast, accurate, no login required — built for coffee lovers, students, and anyone wanting clearer insight into their daily caffeine habits.
