Skip to main content
Log in

This is a preview of subscription content, log in via an institution to check access.

Access this article

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Reference

  1. Melchart D, Linde K, Worku F, et al. Results of five randomised studies on the immunomodulatory activity of preparations of Echinacea. J Alt Comp Med 1995; 1: 145–59

    Article  CAS  Google Scholar 

Download references

Acknowledgements

I thank Susan Martindale of the New Zealand Ministry of Health, and Barbara Thomson of ESR for their help.

No sources of funding were used to assist in the preparation of this manuscript. The author has no conflicts of interest that are directly relevant to the content of this manuscript.

Author information

Authors and Affiliations

Authors

Rights and permissions

Reprints and permissions

About this article

Cite this article

Shaw, I. When is a Food a Medicine?. International Journal of Pharmaceutical Medicine 17, 69 (2003). https://doi.org/10.2165/00124363-200317020-00004

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.2165/00124363-200317020-00004

Keywords

Navigation