subject: 25- hydroxyvitamin D (25 (OH)D)

Children Who Avoid Cow’s Milk May Fall Short of Vitamin D

Children Who Avoid Cow’s Milk May Fall Short of Vitamin D

Rickets and vitamin D deficiency do not sound like 21st century issues. Yet nearly 100 years since the connection between the two was first identified, the U.S., Canada, and numerous other countries are facing a potential epidemic of vitamin D deficiency among children (1). The reasons for the resurgence are much the same as they were in the past: limited sunlight exposure and poor dietary intake of this essential nutrient. Vitamin D-fortified milk helped bring an end to the rickets epidemic in the early 1900s, and it remains the best dietary source of vitamin D for children today. However, a growing number of children do not drink cow’s milk. A handful of studies have found that children who avoid cow’s milk due to allergy, intolerance, or dietary preference for alternative milk beverages are at a greater risk for vitamin D deficiency (2-4). When coupled with medical advice to avoid the sun, these findings could help explain the increasing prevalence of vitamin D deficiency in otherwise healthy children. While scurvy may have gone the way of the pirate, rickets is still a modern concern. Read More...