Academic research

Cannabis is classified as a Schedule I drug, which makes it difficult to study in the United States. Because of these restrictions, researchers still don’t fully understand how cannabis affects the body.

The Department of Cannabis Control Academic Research Grants Program is funded by cannabis tax revenue with the goal of expanding knowledge about cannabis and the impacts of legalization. We support studies on public health, criminal justice and public safety, economic impacts, environmental impacts, and the cannabis industry.

Learn how to apply for a cannabis research grant.

What we’re studying

Topics funded by the Academic Research Grants Program include:

If you require an ADA compliant version of the reports, please send a request to outreach@cannabis.ca.gov.

2025

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number of grants/amount of money?

California State University, Long Beach

  • Impacts of Housing and Community-Based Education on Cannabis Use

San Diego State University

  • Pesticide and Allergen Exposure Among Cannabis Workers: An Occupational Health Study

University of California, Berkeley

  • Agricultural Exceptionalism: A Comparison of Cannabis, Hemp, and Specialty Crop Regulatory Regimes

  • Assessing the Environmental Benefits of Cannabis Licensure

  • Cannabis Crop Yields: Survey & Remote Sensing

University of California, Davis

  • Effects of additives and contaminants on the public health implications of cannabis vaping

  • Pathways to Partnership with the Tribal Cannabis Market

  • School educational approaches to prevent and reduce youth cannabis use

University of California, Irvine

  • Cannabis-use in Older adults: Prevalence & Provider Education Initiative (COPPE)

University of California, Los Angeles

  • Cannabinoid Therapeutics: Synthesis, Binding, Safety, and Computations

  • Characterization of Naturally Occurring Organoleptic Compounds for Inhalable Cannabis Regulation

  • Characterizing unregulated cannabis markets in California post-legalization: a drug checking, ethnographic, and policy study

  • Immediate and long-term cardiovascular effects of smoked and oral cannabis: A controlled human drug-administration study

University of California, Riverside

  • Licit and Illicit Cannabis Sources: Predictors, Consequences, and Regulatory Implications

University of California, San Diego
  • Cannabis Use and Product Selection Among Older Adults
  • Effects of Cannabis Regulatory Policies on Young Adults in an In Vivo Simulated Dispensary
  • Evaluating the Impact of Cannabis Vape Packaging and Health Warning Regulations on Young Adults
  • From Community to Counter: Cannabis Retailer Training and Policy Translation in San Diego
  • Impact of Marketing of Licensed and Unlicensed Cannabis on Consumer Preferences and Safety
  • Price and Tax Trends and Their Effects on Cannabis Sales: Evidence from Multi-State Retail Scanner Data

University of California, San Francisco

  • Cannabinoids and the brain: Focused investigations of therapeutic application and early-life risk

  • Clinical pharmacology of commercially available THC-infused beverages

2022

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number of grants/amount of money?

California State Polytechnic University, Humboldt

  • Legacy Cannabis Genetics: People and Their Plants, a Community-Driven Study
  • Status: In progress

    Amount: $2,699,168

University of California, Berkeley

  • Hmong diasporas and cannabis: medicinal use, criminal justice consequences, and farm structure across licensed and unlicensed geographies
  • Status: In progress

    Amount: $630,130

  • Understanding Investment, Operating Pressures, and Anti-Competitive Characteristics in the Cannabis Industry
  • Status: In progress
    Topics: IDK YET

University of California, Davis

University of California, Irvine
  • A translational study on the short- and long-term effects of high-dose THC
  • Status: In progress

    Amount: $2,000,000

University of California, Los Angeles

  • Assessing the Health of California’s Cannabis Industry
  • Status: In progress

    Amount: $1,679,972

  • Interactions between delta-9-THC and CBD: A controlled human drug-administration study probing a harm reduction strategy
  • Status: In progress

    Amount: $1,662,744

  • The adverse effects of inhaled cannabis concentrates (dabs) compared to smoked cannabis: A controlled human drug-administration study of cannabis potency
  • Status: In progress

    Amount: $1,832,997

  • The State of Medical Cannabis in California
  • Status: Completed

    Amount: $437,465

University of California, San Diego

University of California, San Francisco

  • Impacts of THC potency of cannabis concentrates and THC metabolism on cognitive impairment in young adults
  • Status: In progress

    Amount: $904,052

2020

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number of grants/amount of money?

California State Polytechnic University, Humboldt

California State University, Dominguez Hills

  • Cannabis Industry in South Bay, Los Angeles
  • Status: In progress

    Amount: $1,866,311

University of California, Berkeley
  • Assessing Environmental Impacts of Cannabis-related Noise and Light Disturbance to Inform Management of California Wildlife
  • Status: Completed

    Amount: $489,762

  • Local Regulation of Cannabis in California
  • Status: Completed

    Amount: $1,827,596

University of California, Davis
  • Cannabis Industry: Assessment of the Location, Structure, Function, and Demographics of Licensed Cannabis, Focusing on Geographical Price Differences, and the Differential Impacts of Local Prop-64-Related Regulations on the Competitiveness of Licensed Business
  • Status: Completed

    Amount: $726,816

  • Cannabis Market Prices in the Licensed and Unlicensed Markets and the Economic Impacts of Current and Alternative Cannabis Tax Structures and Tax Rates on the Private and Public Sectors in California, Including Government Administrative Costs and Revenues
  • Status: Completed
  • Understanding the Impact of Cannabis Use in Early Psychosis
  • Status: Completed

University of California, Irvine

University of California, Los Angeles

  • Assessing the Feasibility and Consequences of Implementing a Cannabis Potency Tax in California
  • Status: In progress

    Amount: $1,082,815

  • Impact of Cannabis Potency on The Properties, Composition, and Toxicity of Inhaled and Second-Hand Smoke
  • Status: In progress

    Amount: $1,429,001

University of California, San Diego

  • Evaluating Risks and Benefits of Cannabis Use by Older Adults: A Pilot Study
  • Status: In progress

    Amount: $235,039

  • The Role of Cannabidiol in Anandamide-Related Improvement in
    Alexithymia and Health Outcomes
  • Status: In progress

    Amount: $887,101

University of California, San Francisco

University of California, Santa Barbara
  • Surface Water Emissions from Cannabis Cultivation Sites: Quantity, Quality, Toxicity, and Relationships to Farmer’s Practices
  • Status: Completed

    Amount: $1,999,191

Cannabis is a Schedule I drug, which means there are strict rules for studying it in the United States. As a result, we do not know as much as we would like about cannabis’s effects on the body.

Some of the revenue collected from cannabis taxes funds grants. This helps expand our knowledge about cannabis.

Research funded by California

The Department of Cannabis Control (DCC) funds scientific research to study the effects of adult-use cannabis legalization. This includes research about:

  • Public health
  • Criminal justice and public safety
  • Economic impacts
  • Environmental impacts
  • Cannabis industry

Find out how to apply for cannabis research grants.

What we’re studying

If you require an ADA compliant version of any of the reports, please send a request to outreach@cannabis.ca.gov.

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Year Status University Name Funding Awarded Topics: Summary:
2023 In progress Cal Poly, Humboldt $2,699,178 Cannabis Genetics, Preservation, Policy, Policy Evaluation  

Identifying, documenting, and preserving California’s rural legacy cannabis genetics, exploring the
impacts of criminalization and policies on legacy genetics while providing policy recommendations
for preserving the culture and genetic diversity of legacy cannabis.

2023In progressCal Poly, San Luis Obispo$444,643Regulation, Supply Chain 

Analyzing local cannabis regulations in California, including investigating potential unfair
competition, estimating market power through industry interviews and data, and exploring state
policies to address non-competitive effects of market concentration.

2020In progressCSU Dominguez Hills$1,866,311Impacts of Legalization, Equity, Policy Evaluation, Economic Analysis, Criminal Justice 

Assessing the impact of Proposition 64 on the South Bay region of Los Angeles, including economic
and criminal justice factors.

2020CompleteCSU Humboldt$183,015Supply Chain, Workplace Safety, Economic Analysis, Taxes, Impacts of Legalization, Policy Evaluation,
Local Control 

Examining the economic impact of the cannabis industry in Del Norte, Humboldt, Trinity, Mendocino,
and Sonoma counties.

Economic
Impacts of the Cannabis Industry
Northern California Counties

2020CompleteCSU Humboldt$464,997Entrepreneur, Equity 

Identifying success factors for cannabis entrepreneurs in California, including tools for evaluating
and promoting legal, safe, and equitable innovation.

Financial
Management in the Cannabis Industry

2023In progressUC Berkeley$630,130Cultivation, Medicinal Cannabis, Criminal JusticeInvestigating Hmong cannabis farmers in California, including exploring their medicinal cannabis uses,
cultivation practices, migrations, interactions with the criminal justice system, and capital and labor
dynamics on cannabis farms.2023In progressUC Berkeley$1,042,321 

Unlicensed Cultivation, Cultivation, Policy Evaluation, Environmental Impact, Local Control

Assessing the dynamics of unlicensed cannabis production, the size of the unlicensed market and
identifying correlated policies, and evaluating the effectiveness of cultivation bans or permits in
preventing environmental harm.

2023In progressUC Berkeley$855,434Anticompetitive Practices, Ethnography, Economic Analysis 

Examining unfair practices in California’s cannabis industry, looking at how investors impact small
and equity businesses, studying investment patterns, and suggesting policies to prevent unfair
behaviors.

2020CompleteUC Berkeley$314,417Environmental Impact, Water Management, Sustainability, Aquatic Species, Water Use 

Assessing cannabis water-use impacts to streamflow, water temperature, and habitat quality for
aquatic species like salmon.

Assessing
streamflow depletion from agricultural groundwater use in headwater catchments using
storage-discharge functions

2020CompleteUC Berkeley$328,916Impacts of Legalization, Environmental Impact, Cannabis Bans, Policy Development, Local Control,
Economic Analysis, Law Enforcement, Public Health 

Understand the reasons and effects of local cannabis bans, including their impact on law
enforcement, local economies, resources, environmental health, and resident well-being.

Cannabis
Bans, Local Control, and the Effects and Efficacy of Proposition 64

A theory
of geo-social marginalization: A case study of the licensed
cannabis industry in California

2020CompleteUC Berkeley$270,269Impacts of Legalization, Property Prices, Economic Analysis, Policy Evaluation, Local Control 

Assessing the impact of local cannabis regulations on property prices, tax revenue, and economic
fairness across different types of communities in the state.

Green
Acres? Cannabis agriculture, formalization, and rural land values in Northern California

2020CompleteUC Berkeley$319,091Wildfires, Climate, Cultivation 

Assessing how wildfires impact California’s cannabis farms, associated risks, and ways to make
cannabis farming more resilient to wildfires.

Wildfire
impacts and mitigation strategies
among California cannabis producers

Wildfire
smoke exposure has significant economic impacts on
California’s licensed cannabis industry

2020In progressUC Berkeley$465,902Tribal Communities, Tribal Sovereignty, Impacts of Legalization 

Understanding the impact of cannabis production legalization on Tribal communities and their
sovereignty over ancestral lands.

Cannabis
Impacts on Native Lands: On the Need for Inclusion of
Native Perspectives in Extension Work

2020CompleteUC Berkeley$658,306Impact of Legalization, Ethnographics, Unregulated Market 

Studying the impact of cannabis legalization on California’s unregulated cannabis market. in the
Emerald Triangle, Sierra Foothills, and Inland Empire.

Industrializing Cannabis? Socio-Ecological Implications of Legalization and Regulation in California

Transformation of Unregulated Cannabis Cultivation Under Proposition 64

2020CompleteUC Berkeley$489,762Cultivation, Environmental Impact, Wildlife 

Assessing the environmental impact of noise and light disturbances from legal cannabis cultivation on
fish, wildlife, and their habitats in California.

2020CompleteUC Berkeley$1,827,596Impacts of Legalization, Environmental Impact, Cultivation, Policy Evaluation, Unlicensed Market, Local
Control 

Assessing whether local government regulations on cannabis cultivation align with the objectives of
Proposition 64.

2023In progressUC Davis$856,881Vaping, Public Health, Health Impacts, Cannabinoids, Cognitive Function 

Studying the chemistry, toxicology, and health impacts of cannabinoids produced by cannabis vaping
devices.

Chemical
composition of aerosols from the e-cigarette
vaping of natural and synthetic cannabinoids

Effects
of terpenes on the emissions of aerosols and carbonyls from
vaping delta-8- and delta-10-tetrahydrocannabinol (THC)

2020CompleteUC Davis$144,949Occupational Health, Cannabis Workers, Immigrant Workers, Public Health 

Investigating the occupational health hazards faced by cannabis workers, particularly immigrants,
including worker perceptions, beliefs, and knowledge of health and industry hazards.

California
cannabis cultivation and processing workers:
A qualitative analysis of physiological exposures and
health effects

Experiences
of structural violence and wage theft among
immigrant workers in the California cannabis industry

Stress,
Mental Health, and Coping Among
Workers in the Northern California Cannabis
Industry: A Qualitative Descriptive Analysis

2020CompleteUC Davis$1,034,730Public Health, Therapeutic Effects, Metabolic Health, Cognitive Function, Youth Impacts, Health Impacts 

Exploring the public health impact of legal cannabis use in California, including the impact of
cannabis use in early psychosis.

2020CompleteUC Davis$562,240Cultivation, Environmental Impact, Testing, Policy Analysis 

Evaluating the environmental impacts of cannabis cultivation in California between licensed and
unlicensed production, including the effects of testing regulations and compliance with criminal
prohibition on unlicensed cannabis.

2020CompleteUC Davis$726,816Economic Analysis, Retail Prices, Impacts of Legalization, Policy Evaluation, Local Control 

Examining various economic impacts of cannabis in California, including the competitiveness of
licensed businesses, regional differences in retail prices, and the effects of local regulatory and
demographic factors on the cannabis market.

2020CompleteUC Davis$655,564Taxes, Potency, Retail Prices, Economic Analysis, Policy Evaluation 

Analyzing retail market prices for licensed and unlicensed cannabis in California, including the
effects of current and alternative tax structures, on administrative costs, revenues, retail prices,
and the overall viability of the legal cannabis market in California.

2023In progressUC Irvine$2,000,000Potency, THC, Health Effects 

Analyzing the effects of high-potency cannabis, focusing on THC, in both humans and laboratory
rodents, and addressing absorption, distribution, metabolism, mood, cognition, and potential
long-term health effects.

2020CompleteUC Irvine$1,351,556Adolescent Use, Economic Analysis, Youth Impacts, Impacts of Legalization, Public Health, Policy
Evaluation 

Investigating how local cannabis policies impact adolescent cannabis use across California and
assessing the effectiveness of current laws in preventing underage access to cannabis marketing.

Age-Gating
and Marketing Differences Between Storefront and
Non-Storefront Cannabis Retailers

Cannabis
Vape Product Sales in California Following CDC’s
Initial Advisory About Lung Injuries

Young
adult retail purchases of cannabis, product category
preferences and sales trends in California 2018-21:
Differences compared with older adults

2020In progressUC Los Angeles$1,429,001Impacts of Legalization, Cannabinoids, Potency, Smoking Effects, Public Health 

Exploring the impact of high-potency cannabis on human and animal health

2020In progressUC Los Angeles$781,707Impacts of Legalization, Public Health, Policy Evaluation, Socioeconomics 

Assessing the impact of the Proposition 64 on racial, gender, and socioeconomic disparities related
to cannabis policies, licensing, and consumption.

Cannabis in Crisis: Results from the California Cannabis Count Study

2020In progressUC Los Angeles$758,517Youth Impacts, Policy Evaluation, Impacts of Legalization, Public Health, Advertising 

Assessing the impact of cannabis marketing on California’s youth.

Characteristics
and effects of cannabis advertisements with appeal to youth
in California

2020CompleteUC Los Angeles$414,183Advertising, Youth Impacts, Impacts of Legalization 

Assessing cannabis use rates among sexual and gender minority (SGM) youth, and whether said youth are
differently exposed to pro-cannabis marketing.

Changes
in sexual identity and substance use during young adulthood

Prevalence
of Nicotine and Tobacco Product Use by Sexual
Identity, Gender Identity, and Sex Assigned at Birth Among
Emerging Adult Tobacco Users in California, United States

Sociodemographic
differences in young adults’ recall of tobacco and
cannabis marketing online and in television/film

2020In progressUC Los Angeles$1,082,815Potency, Taxes, Policy Evaluation 

Accessing the feasibility and consequences of implementing a cannabis potency tax in California.

2020CompleteUC Los Angeles$896,794Public Health, Health Impacts, Impacts of Legalization, Youth Impacts, Substance Abuse 

Studying the affect of legalization on cannabis use rates, maladaptive use rates for adults and
youth, and the rate of diagnosis of cannabis-related substance abuse disorders.

Adult
use cannabis legalization and cannabis use disorder treatment in
California, 2010-2021

2020In progressUC Los Angeles$1,048,857Occupational Health, Cannabis Workers, Public Health, Equity 

Assessing employment conditions and equity in California’s cannabis industry, including worker
safety, career trajectory, and economic outcomes.

High
Stakes: The State of the California Cannabis Workforce

2023In progressUC San Diego$676,735Cannabinoid Effects, Young Adults, THC, CBD, Potency 

Measuring cannabis potency and its impoacts on cognitive, brain, and psychiatric functioning in young
adult cannabis users.

Cannabinoid
Characterization across Toxicological
Biosamples in Adolescents and Young Adults
by Frequent Cannabis Vaping or Smoking

2023In progressUC San Diego$240,417Adolescent Use, Long Term Effects, THC, CBD, Mental Health, Physical Health 

Investigating the lifelong impact of adolescent cannabis use on mental and physical health, including
the adolescent brain and cognitive development.

2020CompleteUC San Diego$987,738Labeling, Edibles, Packaging, Youth Impacts, Policy Evaluation, Public Health 

Investigating the impact of packaging and labeling on cannabis edible use among youth in California.

Appeal
rating and visual attention associated with youth-appealing
cannabis packaging: An eye-tracking experiment

The
impacts of packaging on preferences for cannabis edibles: A discrete
choice experiment

2020In progressUC San Diego$887,101Public Health, Health Impacts, Medicinal Cannabis 

Assessing the role of CBD in improvement of alexithymia and health outcomes.

2020CompleteUC San Diego$235,039Medicinal Cannabis, Health Impacts, Public Health 

Investigating the risks and benefits of cannabis use in older adults.

2020CompleteUC San Diego$1,321,833Public Health, Survey Study, Behavioral Changes, Policy Evaluation, Impact of Legalization 

Assessing the public health impact of cannabis legalization in California, including usage patterns,
reasons for use, behavioral changes, dependency, and information sources.

Cannabis
Use in California Following Legalization of
Recreational Use

2020CompleteUC San Francisco$2,000,000THC, CBD, CBG, Physiology, Cognitive Function, Brain Development, Public Health, Potency 

Exploring the long-term effects of early-life exposure to cannabinoids, including THC, CBD, and CBG,
on various health outcomes like brain development, behavior, physiology, cognition, and immune
function.

2020CompleteUC San Francisco$1,067,483Lung Function, Public Health, Health Impacts 

Investigating the impact of cannabis use on lung function and health by measuring cannabis
metabolites in urine.

The
Puzzle of Marijuana Use and Forced Vital Capacity

2020CompleteUC San Francisco$1,038,782Pregnancy, Public Health, Policy Evaluation, Labeling 

Investigating the public health impacts of mandatory warning signs for cannabis use during pregnancy.

Pregnant
and recently pregnant people’s views on policies that punish pregnant people who use
cannabis

2020CompleteUC San Francisco$1,384,466Cardiovascular Health, Secondhand Exposure, Public Health 

Assessing the impact of cannabis use and secondhand exposure on cardiovascular health.

2020CompleteUC San Francisco$962,540Impacts of Legalization, Cannabis Poisoning, Public Health, THC, Potency, Poison Control Data 

Investigating the impact of acute cannabis poisonings and overdoses in California, both before and
after the implementation of Proposition 64.

Associations
of Local Cannabis Control Policies With
Harmful Cannabis Exposures Reported to the California
Poison Control System

Changes
in California cannabis exposures
following recreational legalization and the
COVID-19 pandemic

Reported
exposures to derived cannabis products in California before and
after the 2018 federal reclassification of hemp

2020In progressUC Santa Barbara$1,999,191Environmental Impact, Sustainability, Water Quality, Pesticides, Cultivation 

Assessing the environmental impact of cannabis farms in Santa Barbara County, including pesticide
residues and downstream water quality.

2023In progressUC Los Angeles$2,000,000Synthetic Cannabinoids, Legislation, Potency 

Assessing synthetic and semi-synthetic cannabinoids, including potency, psychoactive effects, and
therapeutic potential.

Microbial
Biosynthesis of Rare Cannabinoids

Microbial
Biosynthesis of Rare Cannabinoids

2023In progressUC Los Angeles$1,849,962Medicinal Cannabis, Health Systems, Public Health 

Examining how medicinal cannabis is used among clinical populations by analyzing data from health
systems in Los Angeles County, focusing on prevalence, patterns, dosing, types of products, modes of
use, perceived impacts on symptoms, and self-reported adverse effects.

Microbial
Biosynthesis of Rare Cannabinoids

Cannabis use, risk of cannabis use disorder, and anxiety and depression among bisexual patients: A comparative study of sex and sexual identity differences in a large health system

2023In progressUC Los Angeles$1,679,972Unlicensed Cultivation, Impacts of Legalization, Economic Analysis, Policy Evaluation, Taxes 

Assessing changes in the CA cannabis market from 2019 through June 2024, including projecting the
viability of general and equity cannabis businesses, the impact of the suspension of the cultivation
tax, and how to define and mesure success in the CA cannabis market.

2023In progressUC Los Angeles$437,465Medicinal Cannabis, Healthcare 

Assessing the state of medicinal cannabis in California, including medicinal cannabis patient
diagnoses, cannabis preferences, and sources.

2023In progressUC Los Angeles$1,662,744THC, CBD, Health Effects, Therapeutic Outcomes, Regulation 

Evaluating the interactions between THC and CBD ratios, specifically assessing their impact on
adverse effects and therapeutic outcomes to inform cannabis regulation and safety measures.

2023In progressUC Los Angeles$1,832,997THC, Health Effects, Potency, Regulations 

Evaluating the immediate, short-term health effects of high concentrations of delta-9 THC in smoked
cannabis and inhaled cannabis concentrates (‘dabs’).

2023In progressUC San Francisco$904,052THC, Potency, Cognitive Impairment, Young Adults 

Investigating the effects of cannabis concentrate THC potency and metabolism on cognitive impairment
in young adults, including examining correlations between THC potency, urine THC levels, and
cognitive performance.