When used mainly in the form of a decoction, Acacia Bark is well known for its treatment of diarrhea and digestive ailments, and the decoction is also used as an astringent, mouthwash and lotion. Acacia Bark has also been used in the treatment of dysentery.
Acacia is commonly used in maintaining dental hygiene. The fresh twigs have long been employed for the protection of gums and teeth, and recent studies indicated that Acacia's antiseptic qualities was found to inhibit the growth of germs in the oral cavity. The herb is useful as an external application for mouth ulcers. Further, extract of Indian gum Arabic tree has been found to reduce gingival (gum) inflammation occurring as a consequence of plaque reduction
In India, Acacia Bark has long been administered for its astringent properties, and there are current reports that, in combination with other herbs and barks, traditional Indian healers use it in the treatment of leprosy in rural areas. The healers also claim that it aids in the treatment of stomachache and is used as an aid to digestion.
There are current reports claiming that Acacia Bark extract appears to block the body's pain trigger mechanisms. It is highly regarded by Australian Aborigines for the treatment of headaches
Used externally, Acacia Bark's astringency checks bleeding, nose bleeds, hemorrhoids, skin eruptions, bed sores, mouth ulcers, sore throats and dental infection
Both the dark and the pale Catechu are employed in medicine, the former is more astringent, the latter, being sweeter, is less disagreeable.
It depends almost entirely for its virtues upon the tannic acid it contains and is hence employed as an astringent to overcome relaxation of mucous membranes in general.
An infusion can be employed to stop nosebleeding, and is also employed as an injection for uterine haemorrhage, leucorrhoea and gonorrhoea.
Externally, it is applied in the form of powder, to boils, ulcers and cutaneous eruptions, and also used for the same purposes mixed with other ingredients, in an ointment.
A small piece, held in the mouth and allowed slowly to dissolve, is an excellent remedy in relaxation of the uvula and simple pharyngitis.
In powder, applied to spongy gums, it often proves of use and has been recommended as a dentifrice with powdered charcoal, myrrh, etc