Warning labels represent an important public health tool, yet evidence from Ecuador reveals critical limitations when deployed in isolation. Four systemic barriers explain why labeling has failed to reverse childhood obesity trends across Latin America.
First, healthy foods remain significantly more expensive per calorie than ultra-processed alternatives, placing nutritious diets beyond reach for economically vulnerable families. Second, ultra-processed products dominate school food environments and digital marketing platforms, where enforcement of restrictions remains weak at only 42%. Third, healthy food supply chains remain underdeveloped in many regions, creating availability gaps regardless of consumer demand. Fourth, existing regulations lack adequate enforcement mechanisms.
Effective solutions require integrated policy reform. Governments must implement point-of-sale interventions that promote healthier options, adopt pricing policies that reduce cost barriers, establish school procurement standards favoring nutritious foods, and strengthen enforcement of marketing restrictions. Food-system transformation—not labeling alone—offers the pathway to reversing childhood obesity in Latin America.
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