In the early post-war years there was a shortage of menthol and several manufacturers were able to produce this oil from piperitone but gradually this method was displaced by production of the oil from Mentha arvensis.
The early post-war period saw a lack of menthol, prompting some manufacturers to use piperitone as an alternative source. However, the demand for menthol led to a shift towards utilizing Mentha arvensis for oil extraction.