Alert is an energy caffeine gum produced by the Wrigley's company that entered the U.S. market in April 2013.
Sales are aimed at adults 25 and older who want a portable energy product.
[1][2] The gum is remarkable for a bitter, medicinal taste.
[3] According to the company, one piece of gum contains the same amount of caffeine as half a cup of coffee, which is about 40 milligrams.
[4] Wrigley temporarily halted production and sales of its Alert energy gum as the Food and Drug Administration (FDA) investigates the safety of caffeinated-food products, especially the possible effects of caffeinated gum on children and adolescents.