BO HE (薄荷)

BO HE (薄荷)

Menthae Herba (薄荷) is the dried aerial part of Mentha haplocalyx Briq., family Lamiaceae (Labiatae).

Other name  
Bohe (Chinese name), Peppermint

Macroscopic character
     Stem square, opposite branches; external purplish-brown or pale green, the angular regions pubescent, texture fragile, fracture white, pith hollowed. Lamina crumpled, broadly lanceolate, long-elliptical or ovate, the upper surface dark green and the lower surface greyish-green, sparsely pubescent. Verticillate axillary, corolla pale purple. Odor, characteristic and aromatic after rubbing; taste, pungent and cool.Macroscopic character

Important cultivation area

Jiangsu, Jiangxi, Sichuan, Henan, Zhejiang and Anhui provinces.


Processing method

     Eliminate old stem and foreign matters, spray with a small quantity of water, soften briefly, cut into short sections, and dry at a lower temperature immediately.

Traditional Chinese Medicine action
Pungent; cool. Enter lung and liver channels. Disperse wind-heat, clear and sooth head and eyes, soothe the throat, out-thrust rashes, soothe the liver to move qi.

Thai Traditional Medicine action 
Saranae (M. cordifolia Opiz ex Fresen): Herb in the same genus of plant producing Menthae Herba. Whole plant, topically used for contusion, headache; inhaled for refreshment; orally used as carminative.      

Usage and dosage  3-6 g, decoction for oral use. Add after the decoction is nearly done.

* Contraindication and precaution * 

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