National Center for Complementary and Integrative Health (NCCIH)
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Image Gallery Terms of Use


All images in the NCCIH Image Gallery are free for non-commercial scientific and educational use. For these purposes, the images are freely available and may be used without special permission. Acknowledgement is required.

Commercial Use: Commercial use of copyrighted images requires notification of the copyright holder. Commercial use and conditions of use must be disclosed to and negotiated with the copyright holder. Use by non-profit organizations in connection with fundraising or product sales is considered commercial use. Please contact the copyright holder directly.

Acknowledgement: Use of any NCCIH Image Gallery item requires proper credit to the photographer or illustrator, copyright holder, institution, and NCCIH.

Here is an example of an appropriate acknowledgment:

© Bob Stockfield
Courtesy: National Center for Complementary and Integrative Health

For more information, please contact NCCIH at

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This page last modified September 24, 2017