Ginkgo Biloba Leaf Oral Liquid chinese herbal reme

Please check the article describes Ginkgo at National Centre for Complementary And Alternative Medicine (NCCAM, USA) http://nccam.nih.gov/health/ginkgo/ 

Ingredients: Each volume of 10ml this product contains 40mg extract of ginkgo biloba leaf.

Directions: one bottle each time, twice daily

Content: 10ml x 10 bottles