Dried flowering tops of 24 harvested batches (Artemisia vulgaris: 13; Artemisia verlotiorum: 11) and 12 batches of mugwort from commercial origin were examined. The levels of principal compounds averaged respectively: total hydroxycinnamic acids 6.09; 10.29 and 9.13%, chlorogenic acid 0.79; 2.05 and 1.35%, 1,5-dicaffeoylquinic acid 0.51; 4.01 and 1.25%, 3,5-dicaffeoylquinic acid 2.21; 1.25 and 2.60%. Specifications were discussed for an European Pharmacopoeial monography.
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