Brain Boosters

Brain Boosters

Some nutritional supplements provide real food for thought

By Janet Raloff, 12:33 PM February 10, 2011

On his third consecutive evening of air combat, a military pilot closes in on the night’s quarry, a suspected Taliban fuel depot in Afghanistan. Fatigued, his alertness flagging, the pilot throws some chewing gum into his mouth. Laced with caffeine, it’s the cockpit alternative to a cup of coffee.

This pilot would probably suspect that the gum is just a perk-me-up. But several caffeinated military rations — including this relatively new one — do more than stave off sleepiness. Emerging dat...

Source URL: