Cannabinoids

Delta-9 THC (THC)

Definition: The main intoxicating compound in cannabis.

Delta-9 tetrahydrocannabinol, usually just called THC, is the compound most responsible for the intoxicating "high" from cannabis. It works mainly by binding to CB1 receptors in the brain and nervous system.

In flower, most THC starts out as THCA and only becomes delta-9 THC when heated. In edibles, tinctures and vapes, the THC has usually already been activated during processing. That is why edibles list THC in milligrams, while flower and concentrates usually show total THC as a percentage.

How THC feels depends on many things: the amount, how it is consumed, your tolerance, your body, your setting, and what else is in the product, such as CBD and terpenes. Effects people commonly report include changes in mood, perception and appetite. Common unwanted effects include dry mouth, red eyes, a racing heart, anxiety and impaired coordination, especially with larger amounts.

THC impairs driving and judgment. Never drive or operate machinery after using it. If you are new, start with a small amount, wait to feel the effects, and avoid mixing cannabis with alcohol. Higher potency is not always better; many people prefer a moderate amount they can enjoy comfortably. Ask our staff for help choosing a strength.

Related terms

THCATotal THCStart low, go slow

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Effects vary from person to person. Don't drive after use. Keep out of reach of children and pets. Not for use if pregnant or breastfeeding. Educational only, not medical advice. 21+.