Fennel tea is widely used in the treatment of mild,spastic gastrointestinal afflictions, fullness and flatulence. The infusion may help eliminate stomachaches and stimulate digestion. It has been traditionally used to help unclog the liver, spleen, biliary bladder and eliminate cramps. 

Light infusion may also be a good remedy against intestinal worms for children.Fennel tea has been used to help stimulate milk flow in women. The fennel mixture has also been used to help sharpen the eyesight and alleviate eye
irritations.

It is recommended that pregnant women stay away from mixtures containing fennel as it is an uterine stimulant in large quantities.