RT Journal Article SR Electronic T1 Vitamin D supplementation: are multivitamins sufficient? JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 791 OP 793 DO 10.1136/archdischild-2018-316339 VO 105 IS 8 A1 Rebecca J Moon A1 Elizabeth M Curtis A1 Cyrus Cooper A1 Justin H Davies A1 Nicholas C Harvey YR 2020 UL http://adc.bmj.com/content/105/8/791.abstract AB Background Public Health England advises 400 IU/day vitamin D supplementation for children over 1 year. Commercially available children’s multivitamin and vitamin D supplements were surveyed to determine the vitamin D content.Methods Multivitamins and vitamin D supplements marketed at children <12 years and sold by nine UK supermarkets and health supplement retailers were surveyed. Vitamin D content was determined from manufacturer’s websites and product packaging.Results 67 multivitamins were surveyed, containing 0–800 IU/day vitamin D. Only 25%–36%, depending on the child’s age, provided ≥400 IU/day vitamin D. Supplements containing only vitamin D or labelled as for ‘healthy bones’ typically had higher vitamin D content (57%–67% contained ≥400 IU/day).Conclusions Few multivitamin products supply the recommended 400 IU/day vitamin D. Clinicians need to be aware of this when recommending vitamin D supplementation and advise parents/carers to choose a product that contains ≥400 IU/day vitamin D.