magnesium citrate vs magnesium oxide

“Every day I swallow my magnesium pill, but my cramps never go away,” says Elena, a 68-year-old retiree in southern Italy. “Then my doctor switched me from magnesium oxide to magnesium citrate. Within a month, I felt relief.” Her story is not unique. Around the world, millions of people—farmers in Malawi, new mothers in India,…