NIAAA Research Project Grants

NIAAA R01/R21/R03 Investigator-Initiated Grants

Funds broad alcohol science projects in the United States across sustained, exploratory, and pilot research lines.

The National Institute on Alcohol Abuse and Alcoholism (NIAAA), the lead U.S. federal agency for alcohol research, uses the standard NIH R-series grant mechanisms as the backbone of its extramural research portfolio. NIAAA's mission is to generate and disseminate fundamental knowledge about the adverse effects of alcohol on health and well-being, and to apply that knowledge to improve diagnosis, prevention, and treatment of alcohol use disorder and related problems across the lifespan. The R01 Research Project Grant funds hypothesis-driven projects over three to five years; the R21 Exploratory/Developmental Grant supports higher-risk innovative studies; and the R03 Small Grant enables pilot data collection and methodology development. NIAAA's four extramural divisions — Epidemiology and Prevention Research, Metabolism and Health Effects, Neuroscience and Behavior, and Treatment and Recovery — each field proposals aligned to their scientific scope.

Active R01 Program Announcements include PA-25-163 (Clinical Trial Required, expires September 8, 2026) and PA-25-245 (Clinical Trial Optional, expires September 8, 2026), as well as participation in NIH-wide Parent Announcements. Standard three-cycle NIH receipt dates apply throughout the year. Eligible applicants include any domestic US research organization, university, hospital, research institute, or individual investigator with institutional affiliation; for-profit companies may also apply. All research must address NIAAA's core interest areas: biological mechanisms and consequences of alcohol use, epidemiology and public health impact, prevention strategies, diagnosis and assessment, treatment and recovery, and cross-cutting themes such as data science, multi-omics, and whole-person health.

NIAAA provides concept clearance for major new initiatives and maintains a list of 17 highlighted research topics as of May 2026, including biomarker discovery for alcohol-related cardiovascular diseases and advancing prenatal dietary supplement science. Competitive applicants review NIAAA's current highlighted topics, confirm programmatic fit with the relevant division's program officer, and present rigorous, replicable experimental designs. Administrative supplements are accepted on a rolling basis with consideration twice per year — January 31 and July 31 — for supplements exceeding $100,000 or 25% of parent direct costs.