Herb Comparison Essay Example | Topics and Well Written Essays - 500 words

Herb Comparison - Essay Example The dried extract of the root is recommended to be taken once in the morning at a dose rate of 0.5-2 gm. For its multifarious health benefits (WHO). For a preparation to be considered standardized, it should satisfy numerous purity criteria and freedom from contaminants which are described in the WHO monograph on the herb (WHO). Commercially available preparations (e.g. Korean Panax ginseng) however claim to contain 80% of the active ingredient which are recommended to be used at a dose rate of 2 capsules two times a day (Web, undated). The manufacturer eulogizes the health benefits of the preparation but does not elaborate upon the manufacturing process, which may or may not be GMP certified. Price, depending upon quality and source of the plant extract varies from $ 8.50 to $ 19.95 per ounce (Web). 200 mg. per day dose of a standardized ginseng preparation has been shown to provide equivalent health benefits as 1200 mg. per day of a non-standardized extract (Leigh, 2001). 2. Gingko : Gingko leaf extract has wide popularity in its usage as a memory enhancer and blood circulation improving herb (Ehrlich, 2009).