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Ginkgo Biloba Leaf


Ginkgo biloba

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What is ginkgo biloba leaf?

Ginkgo is a dry extract from the dried leaf of Ginkgo biloba L. [Fam. Ginkgoaceae].

The herb/extract ratio is 35-67:1, on average 50:1; 22%-27% flavanone glycosides, determined as quercetin, kaempferol, and isorhamnetin; 5%-7% terpene lactones, of which approximately 2.8%-3.4% consists of ginkgolides A, B, C, as well as approximately 2.6%-3.2% bilobalide; below 5 ppm ginkgolic acids. (The given ranges include manufacturing and analytical variances.)


How much ginkgo biloba do I need?

For memory, concentration, depression, and dementia: 120mg. to 240mg. dry extract in 2 or 3 doses.

Duration of application: Depends on severity of symptoms and should extend at least 8 weeks in the case of chronic illness. After taking this herb for 3 months, patients should ask their doctors whether there is ample reason to continue taking it.

For intermittent claudication: 120mg. to 160mg. dry extract in 2 or 3 doses.

Duration of application: Patients may need to take ginkgo for at least 6 weeks before they see improvement.

For vertigo and tinnitus: 120mg. to 160mg. dry extract in 2 or 3 doses.

Duration of application: Using ginkgo for more than 6 to 8 weeks has no therapeutic benefit.