Zi Cao Gen (Radix Lithospermi a.k.a Radix Arnebiae Seu Lithospermi)

Common Name: lithospermum root (“purple herb root”)
TCM Category: Clear Heat, Cool Blood
TCM Functions: Cools Blood and invigorates Blood circulation, Clears Heat and Relieves Toxins from the skin. Commonly used in the treatment of skin disorders.
Relevant Pharmacological Effects*: Laboratory studies indicate that Zi Cao Gen has anti-inflammatory and antibiotic actions. It also has been shown to have antineoplastic properties.

*Listed pharmacological effects and information about laboratory studies come from Chinese Medical Herbology and Pharmacology by John Chen and Tina Chen.