Do you happen to have any idea if your g- and grandparents on the Indian side eat and or ate a lot of refined carbs like naan or white rice? Refined carbs being

Do you happen to have any idea if your g- and grandparents on the Indian side eat and or ate a lot of refined carbs like naan or white rice? Refined carbs being often called a modern thing and the cause of metabolic disease, but so far I've not really found that to be true.