Study Links Nordic Diet to Reduced Mortality Risk in Swedish Adults
- Following a strict Nordic diet plan correlates with a reduced risk of dying from any cause over a 24-year period, according to a large-scale study of adults in...
- Researchers in Denmark analyzed health data from more than 64,000 middle-aged and older adults living in Sweden.
- To conduct the work, the research team used an analytical method designed to emulate a randomized trial.
Following a strict Nordic diet plan correlates with a reduced risk of dying from any cause over a 24-year period, according to a large-scale study of adults in Sweden published in The American Journal of Clinical Nutrition. This new study adds to ongoing research into the health benefits of wholesome nutrition and suggests that the dietary pattern could be linked to a higher life expectancy.
Adult Health Data Analyzed Across Sweden
Researchers in Denmark analyzed health data from more than 64,000 middle-aged and older adults living in Sweden. The investigation aimed to estimate the potential association between eating a healthy Nordic diet and long-term mortality rates.
To conduct the work, the research team used an analytical method designed to emulate a randomized trial. This approach hypothetically compared the outcomes of different dietary interventions over the extended study timeline.
Traditional Foods of Northern Europe
The Nordic diet draws on traditional ingredients from countries such as Denmark, Finland, Iceland, Norway, and Sweden. It emphasizes plant-based foods, berries, root vegetables, and blue fish native to the region, focusing largely on fresh and minimally processed items common to Scandinavian eating habits.
Key staples featured in the eating pattern include:
- Blue fish, which provides protein and omega-3 fatty acids.
- Whole grains like oats and rye that supply dietary fiber.
- Apples and pears as primary fruit sources.
- Root vegetables including carrots, beets, and turnips.
- Rapeseed or canola oil as a source of unsaturated fats.
Nordic Diet Adapts Mediterranean Patterns to Northern Europe
While sharing similarities with the Mediterranean diet—such as a high intake of plant foods, fruits, whole grains, and fish—the Nordic pattern adapts its ingredients to the conditions and traditions of northern European countries, leading some to refer to it as the northern Mediterranean diet. It prioritizes rapeseed oil over olive oil, oats and rye over wheat and rice, and apples and pears over oranges and bananas.
Study authors caution that estimates derived from this observational method do not prove direct causation between the diet and increased longevity. Investigators continue to examine long-term dietary patterns to better understand their relationship with human health, noting that more research is needed to establish its effects with greater precision.