Ginkgo Biloba Extract 24/6/5ppm Ep, USP for Preventing Dementia

Synonyms--- Ginkgo, Gingko, Maidenhair Tree
Ginkgo flavone glycosides ( including Kaempferol, Quercetin (Rutin), and isorhamnetin)
Ginkgolides (mixed); ginkgolide A; ginkgolide B
CAS Registry Number: 15291-77-7; 15291-75-5; 15291-75-5 
Chemical Name:Not available
Molecular Formula: C₂₀ H₂₄ O₁₀ (Ginkgolide B)
Mol. Wt.:424.4 (Ginkgolide B)
The nut-like gametophytes inside the seeds are particularly esteemed in Asia, and are a traditional Chinese food. In Chinese culture, they are believed to have health benefits; some also consider them to have aphrodisiac qualities.

Ginkgo biloba leaf Extract (GBE) contains Ginkgo flavone glycosides and Terpene lactones, and have been used pharmaceutically. The flavone glycosides, such as keampferol, quercetin, isorhamnetin, have anti-oxidant and free radical properties. The ginkgolides, which are trilactonic diterpenes, include ginkgolide A, B, C. GBE is standardized to contain 24% Ginkgo flavone glycosides and 6% terpene lactones including Ginkgolide A,B,C and bilobalide. Ginkgosupplements are usually taken in the range of 40-200 mg per day.

Both the leaves and the seeds have been used in Traditional Chinese Medicine.This ancient remedy has been recommended for coughs, asthma and inflammations due to allergies. Today the clinical experience in China has focused on using tablets or injectable drug forms in the treatment of angina pectoris, chronic bronchitis, and its effect on lowering serum cholesterol levels.

The standardized extract of the leaves has been used extensively in Europe for two decades. Because of wide restorative effects, its excellent safety, also with the increasing population of the aged, the standardized extract of the leaves will surely have more and more important function for people's health and lives. In a study of mountain climbers on a Himalayan expedition, GBE was significantly more effective than placebo in preventing acute altitude sickness and cold-related vascular problems (Roncin et al., 1996). Also in a randomized, controlled, double-blind, German study, GBE was significantly superior to placebo in improving symptoms of intermittent claudication (a type of peripheral arterial disease that causes pain in the legs due to obstructed blood flow (Peters, 1998).Ginkgo leaf extract (GBE) is now among the leading prescription medicines in both France and Germany, where they account for 1.0 and 1.5 percent, respectively, of total prescription sales.