Ginger (Zingiber Officinale) 1:2 Ratio- 100ml Organic Herbal Tincture. This is a 100ml bottle of high-quality pure 1:2 Ginger Root (Zingiber Officinale) Organic Tincture. Directions/Dosage: Most people take around 2/3mls of herbal tincture morning and evening, usually in a beverage.