Coffee Dehydration: busting the myth | Colombian Coffee Hub

Does coffee cause dehydration? This was the question that Sophie Killer, PhD in Exercise Metabolism & Performance Nutrition, tried to answer.
They took a population of males that drink coffee and directly compared it to water to look at how coffee might contribute to daily water requirement or how it might have a diuretic effect.
300 mg of caffeine per day was supplied to a selected group to analyze its effects. The results?
The investigation conclusions suggested that Coffee (caffeine) DID NOT cause dehydration and it can definitely be part of the hydration process.