How organic farming and healthy soils could transform human health across Europe

A new wave of research is uncovering deeper links between soil health, organic farming, and human wellbeing. From the Netherlands to the UK, initiatives are exploring how biodiverse soils and organic food could shape our gut microbes—and even prevent disease. Meanwhile, farmers, scientists, and food producers are joining forces to study these connections more closely. In the Netherlands, a 'food pharmacy' project has started prescribing organic food boxes to patients with type 2 diabetes. Early reports suggest some participants have seen health improvements, though formal studies are still underway. The idea builds on growing evidence that organic farming, particularly in nutrient-rich soils, may boost the nutritional value of food.

Healthy soils teeming with bacteria and fungi do more than feed plants—they unlock nutrients and even repel pests naturally. When crops grow in such conditions, they often contain higher levels of polyphenols, a type of antioxidant. Research in the *British Journal of Nutrition* found that organic fruit and vegetables can have up to 60% more polyphenols than non-organic versions. These compounds act like 'rocket fuel' for gut microbes, which in turn produce beneficial substances linked to better health. The human microbiome itself plays a key role in digestion, immunity, and even vitamin production. Diets rich in polyphenols have been associated with lower risks of cancer, heart disease, type 2 diabetes, and Alzheimer's. Yet, despite these findings, concrete data linking soil quality directly to human health remains limited. In Germany, regenerative farming projects—like a collaboration between Südzucker and Nestlé—have shown promising results. Since 2020, the scheme has improved soil cover, organic matter, and reduced chemical fertiliser use across 122 hectares of sugar beet farming. Yields stayed stable, while carbon emissions dropped. Organic farming in Germany now covers 9.7% of agricultural land, with a target of 30% by 2030. In the UK, Yeo Valley Organic is working with the University of Exeter to examine how organic dairy farming affects the nutritional quality of milk and yogurt. The partnership aims to uncover whether progressive farming methods could lead to healthier food products. A report by the Food, Farming and Countryside Commission highlighted the economic cost of poor diets: for every £1 spent on unhealthy food, over £2 is later spent treating related health problems. This has spurred more collaboration between nutritionists, farmers, and academics to explore how organic and regenerative practices might offer solutions.

The push to connect soil health, organic farming, and human nutrition is gaining momentum. Projects across Europe are testing whether biodiverse soils and organic food can improve gut health and reduce disease risks. While more research is needed, early findings suggest these methods could play a role in creating healthier food systems—and potentially lower healthcare costs in the long run.