Labify Health on Instagram: "Low levels of magnesium in the body can contribute to high blood pressure because magnesium plays a key role in relaxing blood vessels and regulating muscle and nerve function. When magnesium is deficient, blood vessels tend to constrict, which increases resistance to blood flow and raises blood pressure. Magnesium also helps balance other minerals like sodium and potassium; without enough magnesium, the body may retain more sodium and lose potassium, further contrib