Caffeine Calculator
Track daily caffeine intake from common beverages.
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What This Calculator Does
Track daily caffeine intake from common beverages.
It combines Coffee, Espresso, Black Tea, Green Tea to estimate Total Caffeine, % of Daily Limit, Coffee.
Formula & Method
Notation used in the formulas: R = Total Caffeine; x_{1} = Coffee; x_{2} = Espresso; x_{3} = Black Tea; x_{4} = Green Tea; x_{5} = Soda; x_{6} = Energy Drinks.
Method summary: inputs are normalized to consistent units, core equations are evaluated, then secondary values are derived and rounded for display.
Use this calculator for quick scenario analysis. Start with baseline values, change one driver at a time, and compare how sensitive the results are to each input shown above.
Inputs Used
- Coffee: 8oz cups of brewed coffee (~95mg each)
- Espresso: Espresso shots (~63mg each)
- Black Tea: 8oz cups of black tea (~47mg each)
- Green Tea: 8oz cups of green tea (~28mg each)
- Soda: 12oz cans of cola (~34mg each)
- Energy Drinks: Energy drinks (~160mg each)
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