food fortification

Food fortification adds essential micronutrients such as iodine and iron to staple foods to address deficiencies.食品强化在主食中添加了碘和铁等必需微量营养素，以解决营养缺乏问题。

National food fortification programmes have proved highly effective in reducing vitamin A deficiency in children.国家食品强化项目已被证明在减少儿童维生素A缺乏方面非常有效。