Daphnin is one of the main coumarin bioactive ingredients with antibacterial activity. Daphnine is isolated from the entire Daphne fragrance, which is a folk medicine used in China to relieve fever.

Demethoxydeacetoxypseudolaric acid B's the metabolic reaction of TDA in vivo is mainly occurred in blood and contributes to be the hydrolysis of plasma esterase to ester bond, as well as the glucosylation reaction.

Kelampayoside A is a natural product from Callicarpa peii.