I suspect there may be a bad meme involved here too. People have been told “just fifteen minutes per day outside in the sun is enough for your body to produce a

I suspect there may be a bad meme involved here too. People have been told “just fifteen minutes per day outside in the sun is enough for your body to produce all the vitamin d it needs.” But I’ve heard it’s more like you need to basically be running around naked in the sun all day - like how we evolved. Not sure how they’d measure that though.