Research progress on pharmacological effects of Rehmannia glutinosa extract and its effective components
Rehmannia glutinosa is a perennial herb belonging to the genus Rehmannia in the family of Scrophulariaceae,which has the effect of clearing heat and cooling blood,nourishing yin and generating fluids,and contains more than 200 chemical components,including cyclic enol ether terpenes and cyclic enol ether terpene glycosides,amino acids,violet ketones,trace elements,phenyl glycosides,sugars,etc.,among which,R.glutinosa polysaccharides and catalpol are the main active ingredients of R.glutinosa and have the effects such as hypoglycemia,anti-aging,enhancement of immunity,anti-tumor,neurological protection,antidepressant,anti-inflammatory,and improvement of osteoporosis.A comprehensive review of the pharmacological effects of R.glutinosa extracts and the active ingredients R.glutinosa polysaccharides and catalpol was carried out in order to provide more theoretical basis for the development of R.glutinosa and its clinical application.
Rehmannia glutinosa Libosch.catalpolRehmannia glutinosa polysaccharideanti-aginghypoglycemiaenhance immunityenhancement of immunityanti-tumorantidepressant
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