Potentilla recta Linn
Brown Fine Powder
tannin, free quinic acid, ellagic acid, tanic anhydride etc.
The whole of Potentilla recta Linn contains flavonoids, such as kaempferol, quercetin, α -theanine; Triterpenoids, such as ursolic acid, carnation saponin; Organic acids such as gallic acid, nonanoic acid, 3,4,3 '-trimethoxy-tanned acid. Also contains vitamin C, protein, fat, cellulose and so on.