What is the difference between spearmint and peppermint leaves?
Peppermint contains 40% menthol while spearmint contains less than 1% menthol. This means peppermint is going to have a more intense “minty” flavor that spearmint. So if you grab a leaf of your garden mint and taste it, if it has a really strong minty aftertaste, you are dealing with peppermint.Click to see full answer. Also know, which is better peppermint or spearmint?Unlike peppermint, spearmint only contains . 05 percent menthol.