Antibacterial and anti-fungal
European ash contains many substances known for their medicinal benefits. The leaves, bark and young twigs contain coumarins (fraxin, esculin, and related substances) that inhibit the growth of bacteria and fungi, as well as
These properties could make the ash beneficial as a treatment for healing wounds and sores and to reduce swelling.
The substance fraxin found in the leaves has diuretic properties and may increase the excretion of uric acid. Due to these properties it could help treat gout in the elderly and may also be beneficial for other rheumatic disorders, such as osteoarthritis and rheumatoid arthritis. Because of the same diuretic effect it is used to treat ailments associated with the bladder and kidneys and to remove stones in the urinary tract.
The bark and the leaves of the ash tree may act as a mild laxative due to the presence of mannitol and can, therefore, be used as an herbal remedy for constipation and to eliminate intestinal parasites. It would be good to mix it with other herbs that have a laxative effect (like senna, peppermint, ginger, dandelion, chamomile, marshmallow and licorice root).
Male sexual health
Tincture prepared from the ash leaves is employed to augment sexual desire or libido in men.