[npxzpsbr] Opposition to allergen labeling

These days food packaging is more explicit about allergens (soy, peanuts, wheat, etc.) .  Yet, I don't think there has been any major breakthroughs in allergy identification recently.  So, the reason why we have labeling now, as opposed to earlier, was political.

Identify the political opponents of allergen labeling (who finally were defeated).  They are bad; don't trust them in the future.