Analytical Method for the Validation of Three Polyphenols as a Marker Compound for the Standardization of Solidago virgaurea subsp. gigantea Extracts and Antiadipogenesis of Harvesting Time and Location

Table 4

Quantification of protocatechuic acid, chlorogenic acid, and kaempferol-3-O-rutinoside from Solidago virgaurea subsp. gigantea sample collection at different times.

Periods (month)	Contents in extracts (, mg/g)
	Protocatechuic acid (PC)	Chlorogenic acid (CA)	Kaempferol-3-O-rutinoside (K-O-R)
April (APR-E)
May (MAY-E)			—
June (JUN-E)			—
July (JUL-E)
August (AUG-E)	—		—