Memory Enhancement

In an experiment to test ginkgo bloba, subjects were assigned randomly to take ginkgo biloba supplements or a placebo. Their memory was tested and measured by subjective ratings to see whether it improved.

Reference.

Solomon,P.R., Adams,F., Silver, A., Zimmer, J. and De Veaux, R.D. Journal of the American Medical Assocation Vol. 288 pp.835-840 (2002), “Ginkgo for Memory Enhancement A Randomized Controlled Trial.”