Is marijuana the same thing as cannabis?
People often use the words “cannabis” and “marijuana” interchangeably, but they don’t mean exactly the same thing.
- The word “cannabis” refers to all products derived from the plant Cannabis sativa.
- The cannabis plant contains about 540 chemical substances.
- The word “marijuana” refers to parts of or products from the plant Cannabis sativa that contain substantial amounts of tetrahydrocannabinol (THC). THC is the substance that’s primarily responsible for the effects of marijuana on a person’s mental state. Some cannabis plants contain very little THC. Under U.S. law, these plants are considered “industrial hemp” rather than marijuana.
Throughout the rest of this fact sheet, we use the term “cannabis” to refer to the plant Cannabis sativa.
What are cannabinoids?
Cannabinoids are a group of substances found in the cannabis plant.
What are the main cannabinoids?
The main cannabinoids are THC and cannabidiol (CBD).
How many cannabinoids are there?
Besides THC and CBD, more than 100 other cannabinoids have been identified.