Let’s face it: lately, we’ve all been freaking out a little about artificial food dye. Whether we’re pouring over lists of foods containing now-banned Red Dye No. 3 (maraschino cherries? Swedish fish?

Ashanti Guy starts his day with a ritual: meditation at 5 a.m., a cup of kidney tea and 100 push-ups. By 9 a.m., he’s behind ...