Who regulates your egg? Depends if it's in the shell.

No fewer than 15 different agencies oversee American food safety in one way or another, sometimes overlapping, and often strangely disconnected. How does it all fit together? That's beyond even most experts, but to get a sense of the problem, you can start with strange matter of the chicken and the egg. Chickens are regulated one way, but when the egg emerges, it's another agency's problem. Crack the egg and you're off in a new direction. Confused? You're not alone. To sort it out, try following this handy flowchart.