Rickets
Osteomalacia in children; Vitamin D deficiency; Renal rickets; Hepatic ricketsRickets is a disorder caused by a lack of vitamin D, calcium, or phosphate. It leads to softening and weakening of the bones.
Vitamin B12 source
The human body stores several years' worth of vitamin B12, so nutritional deficiency of this vitamin is extremely rare. Although, people who follow a strict vegetarian diet and do not consume eggs or dairy products may require vitamin B12 supplements.
Vitamin B12 source
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Vitamin B3 deficit
Pellagra is a disease of deficiency of niacin (vitamin B3) which causes problems in the skin and the digestive and nervous systems.
Vitamin B3 deficit
illustration
Vitamin D deficit
Because vitamin D is essential for the body's utilization of calcium, a deficiency may result in severe loss of calcium and consequently a softening and weakening of bones.
Vitamin D deficit
illustration
Vitamin B12 source
The human body stores several years' worth of vitamin B12, so nutritional deficiency of this vitamin is extremely rare. Although, people who follow a strict vegetarian diet and do not consume eggs or dairy products may require vitamin B12 supplements.
Vitamin B12 source
illustration
Vitamin B3 deficit
Pellagra is a disease of deficiency of niacin (vitamin B3) which causes problems in the skin and the digestive and nervous systems.
Vitamin B3 deficit
illustration
Vitamin D deficit
Because vitamin D is essential for the body's utilization of calcium, a deficiency may result in severe loss of calcium and consequently a softening and weakening of bones.
Vitamin D deficit
illustration
Rickets
Osteomalacia in children; Vitamin D deficiency; Renal rickets; Hepatic ricketsRickets is a disorder caused by a lack of vitamin D, calcium, or phosphate. It leads to softening and weakening of the bones.
Rickets
Osteomalacia in children; Vitamin D deficiency; Renal rickets; Hepatic ricketsRickets is a disorder caused by a lack of vitamin D, calcium, or phosphate. It leads to softening and weakening of the bones.
Review Date: 8/29/2020
Reviewed By: Neil K. Kaneshiro, MD, MHA, Clinical Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.