TCM China:  

Introduction To Pearl Shell (zhen zhu mu)








Pearl Shell (zhen zhu mu) 

Concha Margaritifera Usta 

Properties: Salty in flavour, cold in nature, it acts on liver and heart channels. It has effects of calming the liver-yang. Clearing liver-heat, tranquilizing and relieving palpitation, improving vision. It is also indicated in conjunctival congestion, dysphoria and insomnia due to hyperactivity of liver-yang.

Effects: Calmining the liver-yang and checking exuberance of Yang, clearing liver-heat, improving vision, reliving palpitation and tranquilizing.


1. For dizziness and blurred vision, dysphoria and irritable, headache caused by hyperactivity of liver-yang, it is often used with abalone shell (Concha Haliotidis), dragon¡¯s bone (Os Draconis fassilia), white peony root (Radix Paeoniae alba) and chrysanthemum flower (Flos Chrysanthemi).

2. For conjunctival congestion, headache due to flaring-up of liver-fire, it is used in combination with selfheal spike (Spica Prunellae), butterflybush flower (Flos Baddlejae), cassia seed (semen Cassiae) and plantain seed (Semen plantaginis); for blurred vision due to deficiency of liver, the herbs of wolfberry fruit (Fructus Lycii), fruit of glossy priver (Fructus Ligustri Lucidi) and milkvetch seed (Semen Astragali complanati) are added.

3. For vexation and restlessness, insomnia and dreaminess, dizziness and blurred dizziness and blurred vision caused by hyperactivity of liver-yang, it is often used with dragon¡¯s bone (Os Draconis Fossilia), oyster shell (Concha Ostreae), magnetite (Magnetitum), achyranthes and cyathula root (Radix Achyranthis bidentatae et Radix Cyathulae); for irritability, insomnia and amnesia, it is used together with wild jujube seed (Semen Ziziphi spinosae), longan pulp (Arillus longan) and ginseng (Radix Ginseng).

Dosage and Administration: 15-30g, crushed before using and decocted earlier than other drugs.


For the convenience of customers, we offer the Pearl Shell (zhen zhu mu) as the quick-dissolving granule made through modern technology.




Every sachet is equivalent to raw herb 20 grams.


The dosage is for adults, one sachet each time, twice a day. Please put the granule into a cup, then put 50-100ml boiling water into the cup and stir it with spoon. You will get some tea, drink it when it is luke-warm. For children, the dosage should be reduced according to the weight.


Air ship 50 sachets of Pearl Shell (zhen zhu mu) in the form of quick-dissolving granule for your personal use now at $98.00.

If you would like to order this raw herb, please go to the order form.


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