Does Caffeine Depend on Weight? How Body Composition and Genetics Influence Your Buzz
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5 min read
While a common rule suggests caffeine dosage depends on body weight, emerging research indicates that body composition—specifically the ratio of fat-to-free-fat mass—and genetics are more accurate predictors of how you will be affected. This challenges the long-held assumption that a person's size is the only factor determining their caffeine experience.
