Vit D3 5000Iu (125 Mcg) 1 Year Supply for Healthy Muscle Function, and Immune Su

NatureWise Vitamin D3 5000iu (125 mcg). Vitamin D is often referred to as the “sunshine vitamin” because it’s naturally produced by the body when the skin is exposed to sunlight. Studies show that many people are deficient in this crucial vitamin, leading to a variety of health concerns, including bone pain, muscle weakness, and compromised immune function.