eli5 why we have such complex dietary requirements. Did our ancestors thousands of years ago have extremely well balanced diets?

Question

eli5 why we have such complex dietary requirements. Did our ancestors thousands of years ago have extremely well balanced diets?

In: 115

Answer 1

we have complexity now because we can afford to have options. in 3rd world countries, you eat whatever you can get your hands on, alive or dead. i would imagine thousands of years ago, the same rules apply.