What it does
A tree whose leaf extracts are sold as supplements.
What symptoms can—and cannot—tell you
There is no established dietary deficiency syndrome for this specific botanical or compound. Symptoms are not evidence that you need this supplement.
Food sources
Usually encountered as an herbal preparation or concentrated extract, rather than a source of an essential nutrient.
Supplement forms
Powders, capsules and extracts vary by species, plant part and preparation. Check the full ingredient label; these products are not interchangeable.
Before taking a supplement
Discuss bleeding risk, seizure history and medicines before use. Do not eat raw ginkgo seeds.
Questions for your visit
Could my diet, medicines, absorption or another condition explain my concern? What evidence would support treatment, and how would we check whether it helps?
Names you may see
Ginkgo Biloba
Sources & perspective
This is an editorial adaptation of the Purser Wellness nutrient reference app. Purser teaching connections are labeled separately from clinical interpretation. Private cases and individual treatment protocols are not reproduced.
The external resource below explains supplement safety; it does not validate every proposed use of this ingredient.
NCCIH: using dietary supplements wisely