Many families turn to complementary and alternative treatments for autism, hoping they’ll help without harmful side effects.

But a concludes the scientific evidence isn’t strong enough to recommend them with confidence—at least not yet.

Researchers analyzed 248 meta-analyses, covering more than 200 clinical trials and over 10,000 participants. They evaluated 19 different therapies, ranging from music and animal-assisted interventions to probiotics, herbal medicine, acupuncture, and vitamin D.

Their conclusion: there’s “ that complementary, alternative, or integrative medicine improves the core or related symptoms of autism” in either children or adults.

While some treatments showed potential, they were supported by weak or poor-quality evidence, according to the researchers.

Among sch

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