Calcium

• Helps reduce bone loss and fractures
• Adequate vitamin D status, defined as 30 mL or more of serum 25-hydroxyvitamin D (usually achieved with a daily oral intake of at least 400 to 600 IU), is required to achieve the nutritional benefits of calcium
• Women<51 need 1,000 mg/day. Women 51+ need 1,200 mg/day

The role of calcium in peri- and postmenopausal women: 2006 position statement of the North American Menopause Society