Vitamin D Fortification Strategies and Policy Landscape in Selected European Countries

Area of Science:

• Public Health Nutrition
• Food Policy Analysis
• Nutritional Epidemiology

Background:

• Vitamin D deficiency is a significant public health concern across Europe, despite various intervention strategies.
• National vitamin D food fortification policies exhibit substantial differences in regulation, food choices, and fortification levels, impacting population intake and status.

Purpose of the Study:

• To comprehensively map vitamin D food fortification policies in European Union (EU) Member States, European Free Trade Association (EFTA) countries, and the United Kingdom (UK).
• To analyze regulatory frameworks, identify eligible food categories, and examine implementation models of vitamin D fortification across these European nations.

Main Methods:

• A structured review of national legislation and official guidance on vitamin D food fortification was performed for EU Member States, EFTA countries, and the UK.
• Data extraction focused on policy status, food vehicles, legal basis, and fortification levels, supplemented by literature searches for supporting modeling and policy analyses.

Main Results:

• Significant heterogeneity exists in vitamin D fortification policies across Europe, with mandatory fortification limited to specific countries and foods.
• Voluntary fortification is prevalent, leading to varied food vehicles (e.g., milk, fats, cereals) and fortification levels regionally.
• Modeling suggests that multi-vehicle fortification strategies are more effective in increasing population vitamin D intake and reducing deficiency.

Conclusions:

• European vitamin D food fortification policies are highly diverse, with voluntary approaches offering limited population coverage.
• Enhancing public health requires strengthening policies towards mandatory, coordinated multi-vehicle fortification strategies.
• Evidence-based policies informed by modeling and population studies are crucial for improving vitamin D status and promoting health equity.