This policy brief reviews food safety issues that are critical to poor and vulnerable populations in low- and middle-income countries, with a particular focus on their impact on healthy diets. With growing international concern over unsafe food, it is important that policies in agriculture and the food system are designed to ensure both the nutritional quality and the safety of the foods we eat. While food safety has traditionally been a health or medical matter, it is increasingly recognized as an important issue for agriculture and food systems since it influences trade, rural incomes, and purchasing power and workers productivity. »