Researchers say the caffeine is likely responsible for the punch. As a dietary supplement, its label lists its ingredients, but the company is not bound to disclose information such as caffeine content or levels of additives such as the amino acid taurine, associated in some studies with improved athletic and cognitive function.ĥ-Hour Energy is basically a blend of caffeine and massive doses of B vitamins -including more than 200 times the recommended daily amount of vitamin B12- combined with organic and amino acids, which the company says delivers "hours of energy" without the risk of a sugar crash. energy-shot market.īut what's not quite as well detailed is why or even how it works. Forbes magazine reported in February that the privately held company's 2011 sales accounted for about 90 percent of the U.S. It's with the extra supplements that we don't know what happens to the cardiovascular system." Loads of caffeineĥ-Hour Energy hit the market in 2004 and since has become a multimillion-dollar baby for parent company Living Essentials Inc. "But a lot of energy drinks have other supplements in them. "We have decent knowledge on what caffeine does to blood pressure," explained Lee's fellow researcher, cardiovascular pharmacologist Sachin Shah of the University of the Pacific in Stockton, Calif. Lee, a pharmacist, said he got the idea after watching troops nail shots to get them through the toils of work and war. Michael Lee have launched a two-year study of its effects on blood pressure, heart rate and heart rhythm in 18- to 40-year-olds.
"Taking 5-Hour Energy gives me the energy to get through the night, and it does it with less sugar and calorie intake."īut is it safe? And what exactly does a jolt of 5-Hour Energy do to your body?Īir Force researchers including Lt. "Being a missile field cop, I can be scheduled to work a day shift and then the day-of. 5-Hour Energy, he says, helps him endure an erratic schedule of 12-hour shifts. William White could make commercials for the product based on his emails to Military Times. The quest for instant energy is particularly intense in the military, where these small shots of caffeine, vitamins and organic and amino acids have proved a particularly popular middle-of-an-op pick-me-up: In 2011, sales topped $9.2 million across the military exchanges - not quite 1 percent of 5-Hour Energy's $1 billion in total sales, but that doesn't include what troops buy in commissaries, where sales reached nearly $1 million in the first seven months of fiscal 2012.Īir Force Staff Sgt.
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Air Force researchers said studies of B vitamins and other energy drink additives, plus military members' mega-dependence on these products, motivated their research.Įach week, 9 million plastic vials of 5-Hour Energy disappear from store shelves worldwide - a clear sign that many of us are desperately seeking a quick boost for sleep-deprived days. And Canadian researchers, hoping to stem kidney disease in diabetics, ultimately associated 25 mg doses of B6 with higher risk of kidney damage, heart attack and stroke. Swedish researchers found that 40-milligram doses of B6 combined with 800 micrograms of folic acid increased the risk of a second heart attack. Japanese researchers found in 2010 that a diet rich in B vitamins could cut the risk of heart disease and stroke, but a handful of other studies have associated adverse health effects with B-vitamin megadoses.
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