VISUAL EVIDENCE
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| Design | Records |
|---|---|
| other | 506 |
| randomized-trial | 94 |
| systematic-review | 77 |
| animal | 67 |
| observational | 53 |
| in-vitro | 25 |
| case-report | 15 |
| Element | Symbol | Atoms |
|---|---|---|
| Carbon | C | 21 |
| Hydrogen | H | 30 |
| Oxygen | O | 2 |
- 1964THC structure reported
- 1988CB1 receptor characterized
- 1992Anandamide identified
- 2018First purified CBD medicine approved by FDA
- 2024Major national policy changes continue
| Year | Milestone |
|---|---|
| 1964 | THC structure reported |
| 1988 | CB1 receptor characterized |
| 1992 | Anandamide identified |
| 2018 | First purified CBD medicine approved by FDA |
| 2024 | Major national policy changes continue |
ALAlabamaAKAlaskaAZArizonaARArkansasCACaliforniaCOColoradoCTConnecticutDEDelawareFLFloridaGAGeorgiaHIHawaiiIDIdahoILIllinoisINIndianaIAIowaKSKansasKYKentuckyLALouisianaMEMaineMDMarylandMAMassachusettsMIMichiganMNMinnesotaMSMississippiMOMissouriMTMontanaNENebraskaNVNevadaNHNew HampshireNJNew JerseyNMNew MexicoNYNew YorkNCNorth CarolinaNDNorth DakotaOHOhioOKOklahomaOROregonPAPennsylvaniaRIRhode IslandSCSouth CarolinaSDSouth DakotaTNTennesseeTXTexasUTUtahVTVermontVAVirginiaWAWashingtonWVWest VirginiaWIWisconsinWYWyoming
| State | Medical | Adult use |
|---|---|---|
| Alabama | Comprehensive | Not legal |
| Alaska | Comprehensive | Legal |
| Arizona | Comprehensive | Legal |
| Arkansas | Comprehensive | Not legal |
| California | Comprehensive | Legal |
| Colorado | Comprehensive | Legal |
| Connecticut | Comprehensive | Legal |
| Delaware | Comprehensive | Legal |
| Florida | Comprehensive | Not legal |
| Georgia | Comprehensive | Not legal |
| Hawaii | Comprehensive | Not legal |
| Idaho | None | Not legal |
| Illinois | Comprehensive | Legal |
| Indiana | Limited | Not legal |
| Iowa | Limited | Not legal |
| Kansas | Limited | Not legal |
| Kentucky | Comprehensive | Not legal |
| Louisiana | Comprehensive | Not legal |
| Maine | Comprehensive | Legal |
| Maryland | Comprehensive | Legal |
| Massachusetts | Comprehensive | Legal |
| Michigan | Comprehensive | Legal |
| Minnesota | Comprehensive | Legal |
| Mississippi | Comprehensive | Not legal |
| Missouri | Comprehensive | Legal |
| Montana | Comprehensive | Legal |
| Nebraska | Comprehensive | Not legal |
| Nevada | Comprehensive | Legal |
| New Hampshire | Comprehensive | Not legal |
| New Jersey | Comprehensive | Legal |
| New Mexico | Comprehensive | Legal |
| New York | Comprehensive | Legal |
| North Carolina | Limited | Not legal |
| North Dakota | Comprehensive | Not legal |
| Ohio | Comprehensive | Legal |
| Oklahoma | Comprehensive | Not legal |
| Oregon | Comprehensive | Legal |
| Pennsylvania | Comprehensive | Not legal |
| Rhode Island | Comprehensive | Legal |
| South Carolina | Limited | Not legal |
| South Dakota | Comprehensive | Not legal |
| Tennessee | Limited | Not legal |
| Texas | Comprehensive | Not legal |
| Utah | Comprehensive | Not legal |
| Vermont | Comprehensive | Legal |
| Virginia | Comprehensive | Legal |
| Washington | Comprehensive | Legal |
| West Virginia | Comprehensive | Not legal |
| Wisconsin | Limited | Not legal |
| Wyoming | Limited | Not legal |