The Phenolic Components of Gastrodia elata improve Prognosis in Rats after Cerebral Ischemia/Reperfusion by Enhancing the Endogenous Antioxidant Mechanisms

Table 1

Contents of phenolics in PCGE. The contents of different compounds in PCGE as determined by HPLC (see Figure 1).

Peak	Rt (min.)	Compound	Content (%)
1	6.47	Gastrodin	0.36
2	13.78	4-Hydroxybenzylalcohol	3.27
3	29.48	3,4-Dihydroxybenzaldehyde	0.208
4	48.60	4-Hydroxybenzaldehyde	2.85

Rt = retention time.