Been searching online but it gives me plenty of options, it seems.
Is it true that a low vitamin-D deficiency can make you feel a bit down in the weather, so to speak?
Been searching online but it gives me plenty of options, it seems.
Is it true that a low vitamin-D deficiency can make you feel a bit down in the weather, so to speak?
Ah, they also boost energy? I'm also guessing that's where the happiness is from.