Italians ate mountains of pasta, and Asians large amounts of rice every day. Both cultures active and lean (at least traditionally) - doesn't this rather invalidate the idea that carbohydrates are incompatible with good health?
Okinawans (previously, not now) obtained about 70% of their calories from carbohydrates (sweet potatoes mainly) and yet were one of world's healthiest and longest lived populations ...
The Insulin Index measures the rise in blood insulin (vs glycemic index > glucohttps://pubmed.ncbi.nlm.nih.gov/9356547/se rise) "fish, beef, cheese, and eggs still had larger insulin responses per gram than did many of the foods consisting predominantly of carbohydrate"
