> How is it that we went through at least 40 years of incorrect diet advice without controlled studies giving us accurate and science based broad understanding of what actually made sense?
Funny. You really thought the government and industry were actually looking for the scientific truth, or otherwise had your health in mind.
Now that you have been disillusioned, you should start questioning other government policies. I'll spoil the fun and tell you what you'll find: It's all about commercial interests, and you can easily see which ones in retrospect by tracing where regulators go to work after they leave their government job.
Funny. You really thought the government and industry were actually looking for the scientific truth, or otherwise had your health in mind.
Now that you have been disillusioned, you should start questioning other government policies. I'll spoil the fun and tell you what you'll find: It's all about commercial interests, and you can easily see which ones in retrospect by tracing where regulators go to work after they leave their government job.