Reviews and data analyses
Several studies investigate the impact of specific diets or diet components on health outcomes. Methods are systematic reviews, meta-analyses, network-meta-analyses, and statistical analyses of large datasets. Examples encompass the association of omega 3-fatty acids and cognitive performance in children, the impact of a vegan diet on health and growth in children, the health impact of milk and dairy consumption, nutritional patterns in Switzerland, quality assessment of nutritional guidelines, etc.