Review Drynaria Rhizome Forms and Sizes Below

Common Name:  Male Fern, Drynaria Rhizome, Dryopteris, Japanese Flowering Fern Rhizome, Male Fern Rhizome, Shield Fern
Botanical Name:  Dryopteris crassirhizoma rhizome, Drynaria frotunei
Chinese / Pin Yin Name:   Guan Zhong, Gu Si Bu
Drynaria Rhizome Dosage:  Consult your healthcare provider for your correct dose.
Drynaria Rhizome Precautions:  Do not use if pregnant or nursing.

Drynaria Rhizome Benefits Information

Drynaria Rhizome is a tradtional Chinese medicinal herb to clear heat, cool the blood, remove toxicity and tonify the yang.  Drynaria Rhizome supports bone health and benefits hair.
Product Properties:  Bitter, Slightly Cold, Slightly Toxic
Channels/Meridians:  Liver, Spleen, Stomach
Naturally Occurring Chemical Components:   demethoxymatteucinol, matteucinol, pinosylvin 3-O-β-D-glucopyranoside

References
http://alternativehealing.org/guan_zhong.htm, http://alternativehealing.org/gu_sui_bu.htm