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Calculadora de Ingestão de Cafeína

Acompanha o seu consumo acumulado de cafeína em relação ao limite seguro de 400 mg/dia citado pela FDA.

Introdução

Caffeine Intake Calculator — Track cumulative caffeine intake against the FDA-cited 400mg/day safe limit. Enter Total caffeine today (mg) to get an instant, accurate result.

Fórmula

Percent of daily limit = cumulative caffeine (mg) ÷ 400 mg × 100, based on the FDA-cited safe caffeine limit of about 400 mg/day for healthy adults.

Passo a passo

  1. Enter the Total caffeine today (mg).
  2. Click Calculate to see your result instantly.

Exemplo do mundo real

Example: With Total caffeine today (mg) = 200, the Caffeine Intake Calculator gives Cumulative Mg: 200, Pct Of Limit: 50, Over Limit: no.

Perguntas Frequentes

Where does the 400 mg limit come from?
The U.S. FDA cites 400 mg per day — roughly four to five cups of coffee — as an amount not generally associated with dangerous, negative effects for most healthy adults.
Does this limit apply to everyone?
No — pregnant individuals and those sensitive to caffeine are generally advised to consume less; this calculator uses the general healthy-adult guideline only, not personalized medical advice.
What inputs does the Caffeine Intake Calculator need?
You'll need to provide: Total caffeine today (mg). All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.
How accurate is the Caffeine Intake Calculator?
The Caffeine Intake Calculator applies the formula exactly as calculated — Percent of daily limit = cumulative caffeine (mg) ÷ 400 mg × 100, based on the FDA-cited safe caffeine limit of about 400 mg/day for healthy adults. — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.
Is the Caffeine Intake Calculator free to use?
Yes, the Caffeine Intake Calculator is completely free, requires no signup, and runs instantly in your browser.

Sobre a Calculadora de Ingestão de Cafeína

The Caffeine Intake Calculator uses a real, verifiable formula — Percent of daily limit = cumulative caffeine (mg) ÷ 400 mg × 100, based on the FDA-cited safe caffeine limit of about 400 mg/day for healthy adults. — so results are accurate every time, not an approximation.