You’re experiencing erectile dysfunction
If you or your sexual partner is suffering from erectile dysfunction (ED), lack of vitamin D may be to blame. A study in the journal Atherosclorosis found that men with a vitamin D deficiency were much more likely to have ED, and the lower the levels, the higher the risk factor. Some experts suggest that treating a vitamin D deficiency may decrease the risk of ED, says Angelone. So start taking those D supplements (or giving them to your partner), but just don’t make make these common vitamin mistakes that many of us don’t realize we’re making.