3 citations
,
November 2019 in “Clinical psychopharmacology and neuroscience/Clinical Psychopharmacology and Neuroscience” Valproate can cause both hair loss and curly hair in bipolar disorder patients.
21 citations
,
June 2011 in “Journal of child neurology” This study found that while serum zinc levels were lower in children treated with valproic acid or carbamazepine than in healthy controls, zinc, biotin, and biotinidase enzyme activity remained within normal ranges and unaffected by these treatments.
16 citations
,
May 2009 in “Journal of child neurology” In this study, valproic acid treatment did not significantly affect serum biotinidase enzyme activity in children, but was associated with hair loss in some patients, which resolved with biotin supplementation.
73 citations
,
October 2001 in “Epilepsia” In this study, valproic acid treatment was associated with reduced biotinidase activity and improved skin lesions after biotin supplementation in children with seizures.
15 citations
,
May 2006 in “Brain & development” The authors concluded that administering biotin may help prevent alopecia caused by reduced biotinidase activity during valproic acid therapy in rats.