Individual Herbs Notebook

Yu Quan

Translation: Jade Spring

Pharmaceutical: Nephritum seu Lapis Sapo seu Amiantus
Chemical Formula(e): Ca2Mg5Si8O22(OH)2 seu Mg6(SiO10)(OH)8

Other names: Asbestos

Category: Obsolete Substances



Properties: Sweet, neutral

Meridans Entered:
Primary: Lung, Heart, Spleen, Liver, Kidney


Traditional Actions/Indications:
  1. Removes diseases of the five Zang
    The "one hundred diseases" (i.e. all diseases)
  2. Nourishes the tendons, strengthens the bones, promotes the growth of muscles and flesh
    Physical weakness, recovery from injury
  3. Quiets the ethereal and corporeal souls
    Restless and vexation, insomnia
  4. Boosts the Qi
    Fatigue
  5. Aids fasting
    Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of minerals which can, with protracted taking, cultivate endurance to cold and summerheat, make one free from hunger and thirst, and become an ageless immortal. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).
  6. Preserve the corpse
    The Shen Nong Ben Cao Jing also suggests that if you take 500g when dying, one's complexion will remain unchanged for three years after death

Suggested Daily Dosage: Not stated. No dosage of asbestos would be considered safe today.


Cautions: Two minerals may constitute this herb and of these asbestos is highly toxic and must be avoided and not even handled today.


Notes:

Much of the information on pharmaceutical identification for minerals has been taken from Liu, S.L., Kuo, C.L., Hsieh, M.T. (2012) Textual Research for Latin Names and Medicinal Effects of Top Grade Drugs in Shennongbencaojing, J Chin Med 23(1): 51-72. https://www.nricm.edu.tw/var/file/0/1000/attach/86/pta_2344_3201013_81490.pdf.


Does not appear in any formulae listed on this site
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