Children with autism spectrum disorder (ASD) present with persistent deficits in both social communication and interactions, along with the presence of restricted and repetitive behaviours.
Children with ASD consistently reported significantly lower vitamin D levels than other children.
Vitamin D deficiency was found to be strongly correlated with ASD severity.
Link to research paper: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8746934/
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