The bark of Garcinia myrtifolia contains three biogenetically related prenylated phenolic benzophenones, two of which are new natural products. These two are: myrtiaphenone-A which has been identified as 6-hydroxy-2,4-dimethoxy-3,5-bis(3-methyl-2-butenyl)benzophenone and myrtiaphenone-B which is 2,2-dimethyl-8-benzoyl-7-hydroxy-5-methoxy-6-(3-methyl-2-butenyl)benzopyran. The third benzophenone compound has been identified as vismiaphenone-C. It also contains two triterpenes: eupha-8,24-dien-3 -ol and friedelin
