You beat me to it Alexa. Too much vitamin D can affect kidneys quite badly, but it is a rare side effect. Research other possible effects on the net. I take Vitamin D because of my age but take a low dose and not every day.
As for the much maligned Neanderthals, they were more intelligent than given credit for and I read somewhere that having the 2% guards against several other diseases in northern areas. I think the Northern Africans who came across the bridge and mixed with the Neanderthals have the gene too. I read too that the Asian strain Neanderthal gene is more prone to Covid. You win some, you lose some.
Words of 7 letters, (new) 2 changes allowed
Nicola Sturgeon’s husband re-arrested