Canarium strictum, known by common names including black dhup, Raal, Raal dhup and black dammar, is a species of tree in the family Burseraceae. It is known for the medicinal and commercial use of the resin it exudates, called black dammar.
The resin of Canarium strictum Roxb. is used for rheumatism and asthma; the bark is used as a mosquito repellent. The major compounds in the resin are triterpenoids, but as no studies have been performed on the bark, this study investigated this economically important resource