Overall dietary diversity

1. Overall dietary diversity is associated with type 2 diabetes in humans (IRR 0.56, 95% CI 0.40–0.79).

   “A significant inverse linear trend was observed between overall DDS and T2D risk (IRR = 0·56, 95 % CI = 0·40-0·79 for men;”

   HumansWithout type 2 diabetes at baselinemales

   Dietary diversity and type 2 diabetes risk: evidence from a prospective Korean cohort study

   The British journal of nutrition·15 Oct 2026

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