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    Botanical guide · Ingredient reference

    Ginkgo in a child ADHD trial: less effective than the active comparator

    A six-week trial found ginkgo less effective than methylphenidate on parent and teacher ADHD ratings. Fewer selected adverse effects did not make the treatments equivalent.

    Read the evidence ↓

    Supplement Science Insights Editorial Team

    Published September 23, 2026

    Study and results

    Fifty children and adolescents entered a randomized, double-blind comparison of a specified ginkgo product and methylphenidate. Doses varied by weight, and ratings were collected at baseline and during treatment. [1]

    Parent and teacher scores improved more with methylphenidate. Decreased appetite, headache and insomnia were reported more frequently with methylphenidate; other reported adverse-effect frequencies did not significantly differ. [1]

    Interpretation and limitations

    This was a small, short active-comparator study, not a general pediatric safety assessment. It does not establish a home dose or a substitute for ADHD care. Funding and conflicts were not established from the retrieved abstract. [1]

    A hypothetical distinction

    Imagine one treatment has fewer reports of a particular side effect but also much less symptom benefit. Both findings belong in the comparison.

    Evidence summary — Ginkgo in a child ADHD trial
    DetailInterpretation
    Symptom ratingsFavored comparator
    Selected adverse effectsSeparate outcome
    Long-term child safetyNot established
    Ginkgo in a child ADHD trial: less effective than the active comparator — original article outline diagram
    Original editorial diagram of this article’s sections; no product photograph or clinical finding is depicted.

    Sources for this article

    1. Ginkgo biloba for attention-deficit/hyperactivity disorder in children and adolescents: a double blind, randomized controlled trial - PubMed
      Source consulted: 2026-09-19. This is a reference resource, not a claim that we conducted the studies or tested a product.