Public health perspectives on out-of-home food consumption in Thailand.

Out-of-home food consumption in Thailand has risen markedly in recent decades, driven by urbanization, changing family structures, increased participation of women in the labour force, and expansion of digital food delivery platforms. This shift reflects broader transformations in the national food environment, in which convenience, accessibility, and cultural norms strongly influence dietary behaviours. Although eating outside the home is deeply embedded in Thai social life and contributes significantly to both informal and formal economies, meals prepared away from home are frequently energy-dense and nutritionally imbalanced. Evidence from national surveys and empirical studies consistently links frequent consumption of street food, restaurant meals, and delivery items with poorer dietary quality and an elevated risk of non-communicable diseases. In response, the Thai government has implemented multiple strategies to improve nutritional standards and consumer awareness. However, enforcement challenges, especially within the informal street food sector, and limited public understanding of nutrition hinder progress. Opportunities exist to strengthen the food environment through recipe reformulation, expanded menu labelling, vendor training, healthier cooking practices, and integration of digital nutrition tools. As Thailand's food landscape evolves, culturally responsive and multisectoral strategies will be essential to promote healthier out-of-home eating. Enhancing the nutritional quality, safety, and transparency of meals consumed outside the home will be critical to advancing national public health objectives and mitigating the growing burden of diet-related diseases.