The Sneaky Link Between Vitamin D & PMS Symptoms

Considering clinical vitamin D insufficiency persists in almost half of the U.S., population (41 percent1, to be exact), there’s a pretty good chance you’re aren’t getting enough of the sunshine hormone. (You can take a blood test at the doctor or with an at-home kit to make sure.) But what are some telltale signs you need to prioritize your daily dose?