What is the half-life of caffeine?

The half-life of caffeine is about 5-7 hours. That means, if you drink 200 mg of coffee at 2 in the afternoon, 100 mg of it is still active in your body by 7-9 at night.

Manajemen tidur

Kopi dan tidur

Lihat bagaimana kopi larut malam mengganggu tidur Anda

Medically Reviewed:

Dr. Priya Sammani, MBBS, PG Dip. FM

Updated on: April 2026

❓ Frequently Asked Questions (FAQ)

Berapa waktu paruh kafein?

Waktu paruh kafein adalah sekitar 5-7 jam. Artinya, jika Anda meminum 200 mg kopi pada jam 2 siang, 100 mg kopi tersebut masih aktif di tubuh Anda pada jam 7-9 malam.

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Organisasi Kesehatan Dunia (WHO) dan pedoman medis klinis serta persamaan standar yang diakui secara internasional.

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Medical Disclaimer: These calculators are provided for educational purposes only and are not a substitute for professional medical advice. Always consult a qualified physician regarding any health concerns..