That may be OK or athletes who burn lots of calories in high-intensity activities, like competitive cycling. But for many teens the extra sugar and calories just contribute to weight gain, not to mention tooth decay.
Energy drinks are often full of caffeine. Caffeine may be legal, but it is a stimulant drug. It can cause side effects like jitteriness, upset stomach, headaches, and sleep problems — all of which drag you down, not power you up! Plus, taking certain medications or supplements can make caffeine’s side effects seem even worse.
Food bars don’t make good meal replacements. You never really see someone eat an energy bar for dinner and then sit back with a satisfied grin. Nothing beats a real meal for both that well-fed feeling and the nutritional satisfaction your body needs.
Although lots of energy drinks and nutrition bars have some vitamins and minerals added, they can’t give you all the different nutrients your body needs to grow, develop, play sports, and handle all the other stuff on your schedule. The only way to get that is through eating a balanced diet and not skipping meals.
They may contain mysterious ingredients. In addition to caffeine and sugar, some brands of energy drinks and food bars can have ingredients whose safety or effectiveness hasn’t been tested — things like guarana (a source of caffeine) and taurine (an amino acid thought to enhance caffeine’s effect). Some contain herbal supplements that are not regulated by the Food and Drug Administration (FDA), such as ginseng.
These kinds of ingredients may cause problems for people who are taking certain medications or have a health condition. So play it safe. Always check the label carefully before you eat or drink any kind of energy supplement.
They’re expensive. Though energy bars and drinks are everywhere these days, they don’t come cheap. At about $3 a pop, you can get a better (and cheaper) energy boost by eating a whole-wheat bagel with cream cheese. And you can get better hydration by drinking 8 ounces of tap water. Other on-the-go foods that provide plenty of nutritional bang for the buck include trail mix, fresh or dried fruits, and whole-wheat breads and cereals.
Cutting Through the Hype
There’s some clever marketing behind energy bars and drinks, and you’ve got to be a pretty savvy consumer to see through it. So be critical when reading labels. As with everything, if it sounds too good to be true, it probably is.
If energy bars and drinks are becoming their own food group in your diet, remember — “all things in moderation.” These products aren’t harmful if you have them occasionally, but they’re not the healthy choices the advertising hype makes them out to be either.
The truth is, the best energy boost comes from healthy living. People who eat well, drink water, and get enough physical activity and rest will have plenty of energy — the natural way.
Reviewed by: Mary L. Gavin, MD
Date reviewed: March 2006
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