Vitamin D sufficiency is important for optimum musculoskeletal well being—particularly as you become older. “As we age, our cutaneous manufacturing, or the pores and skin synthesis, goes down naturally,” mindbodygreen’s former vice chairman of scientific affairs Ashley Jordan Ferira, Ph.D., RDN, says on the mindbodygreen podcast. “Older age is a significant vitamin D deficiency threat issue6 to be aware of—for your self and your family members,” she provides.