We found little if any research showing that other ingredients on the label - including B vitamins and amino acids - would give the average person a boost. Bottom line. 5-Hour Energy will probably chase away grogginess at least as well as a cup of coffee. The label warns against drinking more than two bottles daily.

Mike Golic, Jr.

We recommend drinking no more than two products per day, spaced several hours apart. For maximum enjoyment consume within an hour after opening. Can I drink a can and a shot together? We recommend drinking no more than two 5-hour ENERGY® products in a day, spaced several hours apart.

The way Caffeine works in energy shots is by stimulating the brain to become more alert, which often results in better concentration. The sugar found in some energy shots also helps to boost energy levels for a short period of time. However, too much sugar can do more harm than good.

Nausea, restlessness, and rapid heart rates come from overstimulation. The artificial ingredients in 5-Hour Energy are linked to chest pains, seizures, and could possibly be cancerous. Studies have shown teens and young adults taking 5-Hour Energy also experience high anxiety.

Even taken alone, energy drinks can have serious side effects. Taking energy drinks on an empty stomach can make side effects worse. Energy drinks are not a meal replacement.

Manoj BhargavaInnovation Ventures, LLC / Founder Manoj Bhargava (born 1953) is an Indian American businessman and philanthropist. He is the founder and CEO of Innovations Ventures LLC (dba Living Essentials LLC), the company known for producing the 5-hour Energy drink. By 2012, the brand had grown to do an estimated $1 billion in sales.

Rapper Flo Rida Rapper Flo Rida won $82.6 million after suing energy drink company Celsius. Now he's launching a rival drink and wants to make it 'even healthier. ' Flo Rida is launching his own energy drink, JettSet1.

Even taken alone, energy drinks can have serious side effects. Taking energy drinks on an empty stomach can make side effects worse. Energy drinks are not a meal replacement.

Within an hour or two, the effects of the Caffeine will begin to wear off, and a sugar crash may also occur. Your energy levels will begin to drop, and tiredness will set in. It will take your body around 5 to 6 hours to achieve a 50% reduction in the amount of Caffeine in the bloodstream - known as the “half-life.”

Regular Strength 5-hour ENERGY® shots contain about as much caffeine as 8 ounces of the leading premium coffee. Extra Strength 5-hour ENERGY® shots contain about as much caffeine as 12 ounces of the leading premium coffee. What are the best times to take a 5-hour ENERGY® shot?

Experts say kids should never consume energy drinks.