People with type 2 diabetes are still advised to eat a high-carb diet, and the common result is a chronic and progressive disease.
Is there scientific evidence that the more logical choice, eating fewer glucose-raising carbohydrates, works better? Sure, as this new review concludes:
Proceedings of the Nutrition Society 2017: Should a Low Carbohydrate Diet be Recommended for Diabetes Management?A carbohydrate restricted diet can provide a safe and effective solution for improving diabetes management and should have a place within the diabetic guidelines. The diet was effective in reducing postprandial hyperglycemia and glycaemic variability...
There were significant reductions or cessation of diabetic medication reported throughout the literature alongside a reduction in the psychological aspects of living with a long-term disease. It is possible that the current [high-carb] dietary advice may actually accelerate beta cell exhaustion...