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Data / Federal grants / PAR-25-269

NCCIH Natural Product Early Phase Clinical Trial Phased Innovation Award (R61/R33 Clinical Trial Required)

National Institutes of Health (Department of Health and Human Services) is accepting applications until November 13, 2026. It lists awards of up to $350,000, $350,000 in total.

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Key facts

Opportunity number
PAR-25-269
Status
Posted, open
Posted
December 2, 2024
Closes
November 13, 2026
Award ceiling
$350,000
Total funding
$350,000
Cost sharing
Not required
Funding instrument
Grant
Category
Health
Assistance listing
93.213 Research and Training in Complementary and Integrative Health; None None
Contact
National Institutes of Health · [email protected] · 301-402-2541

Who can apply

  • Public and State controlled institutions of higher education
  • Native American tribal governments (Federally recognized)
  • Small businesses
  • Others (see text field entitled "Additional Information on Eligibility" for clarification)
  • Special district governments
  • County governments
  • Nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher education
  • Nonprofits that do not have a 501(c)(3) status with the IRS, other than institutions of higher education
  • State governments
  • For profit organizations other than small businesses
  • City or township governments
  • Native American tribal organizations (other than Federally recognized tribal governments)
  • Independent school districts
  • Public housing authorities/Indian housing authorities
  • Private institutions of higher education

Other Eligible Applicants include the following: Alaska Native and Native Hawaiian Serving Institutions; Asian American Native American Pacific Islander Serving Institutions (AANAPISISs); Eligible Agencies of the Federal Government; Faith-based or Community-based Organizations; Hispanic-serving Institutions; Historically Black Colleges and Universities (HBCUs); Indian/Native American Tribal Governments (Other than Federally Recognized); Non-domestic (non-U.S.) Entities (Foreign Organizations); Regional Organizations; Tribally Controlled Colleges and Universities (TCCUs) ; U.S. Territory or Possession; Non-domestic (non-U.S.) Entities (Foreign Organizations) are not eligible to apply. Non-domestic (non-U.S.) components of U.S. Organizations are not eligible to apply.

What the agency says

This Notice of Funding Opportunity (NOFO) encourages applications for investigator-initiated, early phase, clinical trials of natural products (i.e., botanicals, probiotics, and products marketed as dietary supplements), which have a strong scientific premise to justify further clinical testing. For this NOFO, natural products include promising nutritional regimens that standardize the amount of a specific naturally occurring nutritional compound (e.g., omega-3 fatty acids, anthocyanidins, or polyphenols) and have compelling preliminary evidence. Under this NOFO, trials must be designed so that results, whether positive or negative, will provide information of high scientific utility and will support decisions about further development or testing of the natural product. This NOFO will provide up to three years (R61 phase) of support for milestone-driven testing of pharmacokinetics, bioavailability, and assessment of the natural products effect (i.e., measure of mechanism of action) when used by humans on a specified target measure. If milestones in the R61 phase are achieved, up to 3 years of additional support (R33 phase) may be awarded to replicate the impact of the natural product on target engagement(s) when used by humans and assess whether there is an association between the degree of the impact on the target engagement and clinical outcomes in a participant population. Applications are encouraged to design R33 studies to determine how to optimize the impact of the natural product on the target engagement by optimizing the delivery of the natural product through examination of different doses or formulations. In addition, applications can be designed to combine the natural product with another treatment approach that is known to impact the same target engagement measure; or study the impact of the natural product in a population that is more responsive,

The notice on Grants.gov Full announcement

Other open grants from the Department of Health and Human Services

All grants open to Public colleges and universities · All grants open to Tribal governments · All grants open to Small businesses · Everything closing in November 2026

Read from the Grants.gov API, last updated 2026-10-23. The agency's notice on Grants.gov is the official record; check it before you apply.