Caffeine Half-Life Calculator
C = C₀ × (1/2)^(t/5)
Educational only - not medical advice. Consult a qualified professional before changing exercise, diet, caffeine, pregnancy, or health routines.
About this tool
Caffeine Half-Life Calculator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Fitness & Health — Personal. Browse more Fitness & Health — Personal tools.