This product is the heartwood of the evergreen small tree sandalwood from the sandalwood family. It is produced in Hainan, Guangdong, Yunnan, Taiwan, as well as India and Indonesia. The best time for harvesting is in summer. After removing the heartwood, it is sliced or crushed for medicinal use, and used raw.

bubble_chart Properties and Meridians

Bitter, warm. act on spleen, stomach and lung channels.

bubble_chart Efficacy

Moving qi to relieve pain, dispersing cold and regulating the middle.

bubble_chart Indications

Used for cold pain in the chest and abdomen, cold pain in the stomach, vomiting, and reduced appetite. This product is pungent and dispersing, warm and unblocking, with the effects of benefiting the diaphragm, broadening the chest, dispersing cold, regulating the middle, and moving qi to relieve pain. For treating congealing cold and qi stagnation chest pain, it can be used with Corydalis Tuber, Asarum, and Piper longum, such as in the Kuān Xiōng Pill. For treating cold pain in the stomach, vomiting, and reduced appetite, it can be ground into powder and taken with Dried Ginger decoction; or combined with Aquilaria, Cardamon Fruit, and Villous Amomum Fruit.

bubble_chart Documentation

1. Rihuazi Bencao: "Relieves abdominal pain."
2. Benjing Fengyuan: "Effectively regulates rebellious qi in the diaphragm... also clears the Yangming meridian, suitable for depression, nausea, and vomiting."
3. Bencao Beiyao: "Regulates the spleen and lungs, benefits the chest and diaphragm, and is an essential herb for regulating qi."

bubble_chart Usage and Dosage

1-3 grams. To be decocted and taken orally, preferably decocted later.

bubble_chart Modern Pharmacology

This product contains volatile oils. The main components in the oil are α-santalol, β-santalol, and it also contains santalene and santalenone. It has an antagonistic effect on arrhythmias caused by Cold-Extremities Decoction and Acanthopanax Bark poisoning.