International Osteoporosis Foundation Jun 8 2026 A new review from the International Osteoporosis Foundation (IOF) Osteoimmunology Working Group, published in Osteoporosis International, provides a comprehensive evaluation of the role of vitamin D in inflammatory rheumatic diseases. The authors conclude that that while vitamin D deficiency is common and clinically important, current evidence does not support a direct disease-modifying effect. The review, "Vitamin D in inflammatory rheumatic