Golden Apple (Buds & Flowers of Bael)

In medicine

Diarrhea and dysentery:
Dried fruit pulp and its powder are, generally, used for treating diarrhea. 

Diabetes:
Leaf extract of the plant is known for its anti-diabetic activity. It has been found that bael extract could significantly reduce blood urea and cholesterol level in diabetic animals. 
Leaf juice is directly employed in Unani system of medicine for antidiabetic activity. It has been researched that approximately 5g of leaf decoction administered orally once daily has potential antidiabetic effects. The methanolic leaf extract of Aegle marmelos have hypoglycemic and antioxidant properties.

Heart health:
Bael leaf extract has proven cardioprotective benefits.

Cancer:
Studies have shown the fruit extract to posses antiproliferative activity. The mechanism being inhibition of the proliferation of human tumor cell lines. The aqueous extract of the fruit is a good source of water soluble antioxidants, phenolic compounds and antimutagens.

Leucoderma:
The Psoralen present in the pulp of bael fruit increases tolerance of sunlight which aids in the maintenance of normal skin color. Therefore it is used in the treatment of leucoderma.

Asthma:
The leaf decoction is said to reduce phlegm in cold and alleviate asthma.

Eye infection:
The leaves are an effective treatment for various eye inflammations such as conjunctivitis.

Fever:
The roots and the bark of the tree are used as decoction to treat various forms of fevers. The roots are used in Ayurveda to cure fevers caused by the disorders of vata, kapha and pitta. 

Constipation:
The ripened fruit acts as laxative. It promotes peristaltic movements and helps relieve constipation.

Peptic ulcer:
Bael fruit and leaf extract has been used for the treatment of peptic ulcer. The pulp forms a mucilaginous layer on the gastric mucosa and thus prevents interaction of acid with mucosal layer.

Antioxidant:
Bael has a very high phenolic (flavonoid) content which is responsible for the radical scavenging activity in the plant. The free radicals cause oxidative stress that in turn cause disorders ranging from Alzheimers to COPD to diabetes, cardiovascular disease and even cancer. The antioxidant activity of methanolic extract of leaves, root and stem bark of Bael was tested in one experiment. The results, published in the African Journal of Plant Science showed that leaf extract have better antioxidant activity than stem bark and root extract.

Anti-inflammatory:
A study evaluated the anti-inflammatory activity of leaves extract of Aegle marmelos using rat as experimental animal and aspirin as standard drug. Results showed that the leaf extract of the plant had sufficient anti-inflammatory activity.