232 () 🔍 Notable posted 3 years ago by Neverstoptrumping 3 years ago by Neverstoptrumping +232 / -0 56 comments share 56 comments share save hide report block hide replies
You can not make enough vit d in the winter. I am a pale blonde, I never had enough d3 measured by a blood test over years even though I was taking 50000 units once a week. Darker skin tones get even less vit d3.