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The COVID-19 outbreak is an emerging, rapidly evolving situation.

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View research information from NIH

Health Information

Featured Health Topics

Flu and Colds: In Depth

Flu and Colds: In Depth

What the science says about some complementary health approaches for the flu and the common cold as well as sources for additional information
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Multiple Sclerosis

Effectiveness and safety information on complementary health approaches studied for multiple sclerosis.

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Depression

Information about complementary health practices and depression.

Health Topics A–Z

Complementary, Alternative, or Integrative Health

What do these terms mean?

Be an Informed Consumer

This section covers issues to consider as well as information about dietary and herbal supplements.

Safe Use of Complementary Health Products and Practices

It is important to consider safety before using complementary health products and practices.

How To Find a Complementary Health Practitioner

NCCIH does not provide referrals or care for the general public. These resources, however, may help you find a practitioner.

Know the Science

These interactive modules will help you better understand complex scientific topics relating to health research so you can make well-informed decisions about your health.

For Health Care Professionals

Online resources and information about integrative medicine for health care professionals. Includes evidence-based reviews, clinical practice guidelines, and more.

Herbs at a Glance

Fact sheets about specific herbs and botanicals.

Clinical Trials

Carefully conducted health research studies.

Resource Links

Useful health and research information at other Federal agencies.

Información en Español

Selected Spanish-language fact sheets and more.

Videos

Select videos from NCCIH.