Mentha arvensis

It has a circumboreal distribution, being native to the temperate regions of Europe and western and central Asia, east to the Himalaya and eastern Siberia, and North America.

Each flower is 3 to 4 mm (1⁄8 to 5⁄32 in) long and has a five-lobed hairy calyx, a four-lobed corolla with the uppermost lobe larger than the others and four stamens.

[15] Chemical substances that can be extracted from wild mint include menthol, menthone, isomenthone, neomenthol, limonene, methyl acetate, piperitone, beta-caryophyllene, alpha-pinene, beta-pinene, tannins and flavonoids.

[16][17] Mint extracts and menthol-related chemicals are used in food, drinks, cough medicines, creams and cigarettes.

[17] Menthol is widely used in dental care, as a mouthwash potentially inhibiting streptococci and lactobacilli bacteria.