The diuretic effect of parsley is mainly attributed to phenylpropanes and flavonoids, which have kidney irritant and stimulant properties. Apiol, in higher concentrations, has a contracting (contraction-promoting) effect on the uterus.
Parsley: possible side effects
In rare cases, allergic reactions of the skin or mucous membranes may occur. Phototoxic reactions are possible, especially in very fair-skinned people.
Currently, there are no known interactions with other agents.