![]() ![]() That's because some vitamins are water-soluble - such as vitamin C and many B vitamins, according to Colorado State University - and caffeine's diuretic effect (meaning it increases urination) creates a situation where they're "washed" out of the body before being fully absorbed, Dr. They give you that distinctive lift and buzz, but when they wear off, it can be jarring.Ĭaffeine can reduce absorption of some vitamins and minerals from food, says Nicole Avena, PhD, assistant professor of neuroscience at Mount Sinai Medical School in New York City, and researcher on diet and nutrition. "Relying on caffeine to power through your day can drive an energy plummet hours later."Ī big part of that process, says Erin Kenney, RD, of Boston, comes from the way the substance triggers the release of adrenaline and cortisol, hormones that kick off your fight-or-flight response. "It's only a temporary effect on your brain that makes you feel less tired," she says. When you think of a pick-me-up, does the logo of your favorite coffee place loom large in your mind? While caffeine does provide a temporary surge - it's a stimulant, after all - most people also experience a subsequent plunge as well, according to Pam Nisevich Bede, RD, who works for Abbott in Abbott Park, Illinois. ![]() Here are some of the top benefits you may enjoy if you decide to kick caffeine. ![]() RELATED: 10 Essential Facts About Caffeine Caffeine is the most widely used stimulant in the world, and although previous research has shown it can perk up your cognitive function - improving reaction time, for example - other studies have suggested there may be ample advantages to cutting back, or even going caffeine-free altogether. ![]()
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