Colin O’Brady recently became the first person to cross Antarctica alone, unaided by kites or resupplies. In his sled of food and gear, he brought a special nutrition bar called a Colin Bar. He ate 4,000 calories worth of the stuff every day. We tasted the bar and found it impressively palatable, but it had some strange flavors.
When American adventurer Colin O’Brady set out to become the first human to cross Antarctica