Add Yahoo as a preferred source to see more of our stories on Google. Ginkgo biloba is a tree that's also known as the maidenhair tree—a botanical species that's grown in China for thousands of years.

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View post: We Asked Oncologists About the #1 Food to Avoid to Lower Colon Cancer Risk. They All Gave the Same Warning Where it comes from: Ginkgo extract comes from the leaves of the Ginkgo Biloba ...