The dietary supplement drug card page includes 100 popular, widely used herbal medications in the United States. This set is one of the only evidence-based dietary supplement guides available. The cards come in a convenient 1" ring binder for easy storage and access. Changes from the previous edition include: Safety information: A green happy "smiley" face indicates that research has concluded the supplement to be safe for use A black expressionless "smiley" face indicates that the drug is assumed to be safe, but there is not enough information or conflicting research about the drug A red frown "smiley" face indicates that research has shown the drug to be unsafe or toxic in most cases Therapeutic efficacy information: A green happy "smiley" face next to the proposed indication means that research has shown the drug to be safe and useful for that indication A black expressionless "smiley" face means that there is conflicting or not enough information to tell if the drug is useful for that indication A red frown "smiley" face indicates that reasearch has shown the drug to be useless or unsafe Each card includes the following information: * A color photograph (when available) of the natural form of the dietary supplement * The supplement's primary therapeutic class in an easy-to-identify color coded box * Other common names for the supplement * Dosage information * Safety information using "smiley" emoticons * Common uses * Therapeutic considerations * Chemistry and pharmacology information * Contraindications, precautions, and warnings * Common and severe adverse effects * Drug interactions