Clinical Tools
Stop guessing. Calculate your exact plasma concentration, clearance rates, and tapers.
Caffeine Half-Life Calculator
Graph your plasma concentration decay curve based on dose and metabolic rate.
Sleep Clearance Estimator
Find the hard cut-off time for your last dose to ensure deep sleep.
Athletic Dose Calculator (mg/kg)
Calculate the optimal pre-workout dose based on your body weight.
Tolerance Reset Planner
Generate a step-down taper schedule to avoid withdrawal headaches.
Optimal Dosing Scheduler
Plan multi-dose days to prevent peaks and troughs.
Brew Method Variance Estimator
Calculate the expected caffeine range based on extraction method.
Tea vs. Coffee Simulator
Compare natural L-Theanine ratios in tea against pure coffee.
Energy Drink Synergist Analyzer
Analyze how taurine, B12, and glucuronolactone stack with caffeine.
Caffeine Diuretic Offset
Calculate extra water needed to offset caffeine's mild diuretic effect.
LD50 Safety Margin Calculator
Calculate how far your dose is from dangerous toxicity levels.