Selenium deficiency and scurvy due to an imbalanced diet of snacks and lacto-fermenting drinks: a case report of a 7-year-old boy with autism spectrum disorder.

We report a complicated case of both selenium deficiency and scurvy due to an imbalanced diet of snacks and lacto-fermenting drinks in a 7-year-old boy with autism spectrum disorder. In patients with imbalanced diet, regular blood tests including trace elements and vitamins are necessary.