Long Gu is fossilized mastodont bone prized in TCM for its heavy, mineral-rich composition that anchors the spirit and settles anxiety. It is traditionally prepared in long-simmered decoctions to calm the heart, stop excessive sweating, and support deep sleep through its grounding mineralogical properties.
fossil bone
decoction, powder, capsule
9–15g dried fossil bone in decoction daily; 3–6g powder twice daily
Mineral product — generally safe. Heavy in nature.
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