Archives: Best of the Herbal Forums: 03.2003.
Henriette's herbal blog: Do vitamin C with your magnesium. Update: nah, magnesium needs vitamin B.
Henriette's herbal blog: So you crave chocolate, especially before menses? Do magnesium.
Classic texts: Scudder's Materia Medica, 1898: Cathartics.
Classic texts: Cook 1869.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.
Plant Healer Magazine: Very relevant to the practitioner.
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