The American diet has always lacked fermented foods. Once I fixed this, everything started working again.
Now I have to actively avoid Americans that don't understand this. Some have such strong feelings, adverse to trying new things. I've been on the receiving end of lectures many times about how my food is rabbit food. Or it "Doesn't have enough protine."
I thought yogurt was quite popular? Even sauerkraut isn't really uncommon in America. But I struggle to even think what would constitute an "American Diet" unless you're using that to refer to someone who just eats hot dogs and hamburgers.
It sounds like you've already decided to give the talk. Have you discovered the rationale? Why would your manager us his leverage to influence your career path?
Managers learn through failure like everybody else.
Now I have to actively avoid Americans that don't understand this. Some have such strong feelings, adverse to trying new things. I've been on the receiving end of lectures many times about how my food is rabbit food. Or it "Doesn't have enough protine."