Is 400mg of Caffeine Before a Workout Safe?
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6 min read
Research from the European Food Safety Authority (EFSA) and other bodies suggests that single doses of caffeine up to 200mg do not raise safety concerns for most healthy adults, while a daily intake of 400mg is generally considered safe. The question of whether taking a full 400mg dose right before a workout is a good idea, however, depends on several personal factors, including your individual tolerance and health.