title: Herbs or natural products that may cause cancer and harm part four of a four-part series.
abstract: OBJECTIVE
  To provide evidence-based research information about 27 herbs and natural products that have the potential to cause cancer and harm.
  
  
  METHODS
  Natural Medicines Comprehensive Database and Lawrence Review of Natural Products Monograph System. Information about these herbs has been found in evidence-based studies cited in the references.
  
  
  RESULTS
  Early research shows that some herbs and natural products appear to have the potential to cause cancer and harm. Oncology nurses who receive this information can become resources for patients and other healthcare professionals.
  
  
  CONCLUSIONS
  Consumers and healthcare professionals are wise to weigh the benefits or risks and possibly limit or avoid the use of these products.
  
  
  CONCLUSIONS
  The table and text in this article are presented as quick resources for healthcare professionals working in clinical oncology.
authors.affiliation: College of Medicine, University of Saskatchewan, Saskatoon, Canada. montbriand@skyway.usask.ca
authors.forename: Muriel J
authors.initials: MJ
authors.lastname: Montbriand
mesh_terms: D016208:Databases, Factual; D019317:Evidence-Based Medicine; D029001:Herbal Medicine / Q000592:standards*; D006801:Humans; D009369:Neoplasms / Q000139:chemically induced*; D024802:Nurse's Role; D010353:Patient Education as Topic; D028321:Plant Preparations / Q000009:adverse effects*
chemical_list: D028321:Plant Preparations