I’ve heard it’s more like no one gets enough from the sun as that would take practically being naked in the sun all day everyday. Much more exposure than the ty

I’ve heard it’s more like no one gets enough from the sun as that would take practically being naked in the sun all day everyday. Much more exposure than the typical “just be outside for 20 minutes.” It is also supplemented in many “functional foods” - but they tend to be dairy products and nondairy products haven’t followed the trend. I’ve internalized it as a good reason to have blood work done no less than every 1-2 years for blood levels across the board.