Just as you can chart the passage of time through the strata of cliffs, so, too, can you age a food trend by looking at its color. Pink, specifically. In the late 1990s, it was the mellow orangey-pink of strawberry kiwi Snapple. The early 2000s brought the deep, dark magenta of Pom Wonderful, the mega-trendy pomegranate juice that was introduced in 2002.