Zi Ran Tong – Iron Pyrite (An Iron Sulfide)

Nature: acrid, neutral

Enters: Liver, Kidney

Actions: Dispels blood stasis, relieves pain; promotes regeneration of bones and sinews.

• Blood and Qi stasis caused by injury: swelling, pain, and especially fractures.
• Has been used successfully for endemic goiter.
• Decoct for at least 30 minutes or take directly as powder.
• Major known constituents include: ferrous disulfide, copper, nickel, arsenic. Due to arsenic content, probably toxic.

Dose: 3-15g (0.3-0.6g directly as powder)

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