CB1 may refer to:
* CB1, a postcode district in the
CB postcode area
*
Cannabinoid receptor 1
Cannabinoid receptor type 1 (CB1), also known as cannabinoid receptor 1, is a G protein-coupled cannabinoid receptor that in humans is encoded by the ''CNR1'' gene. The human CB1 receptor is expressed in the peripheral nervous system and central ...
, a receptor for cannabinoids in the brain
*
''Crash Bandicoot'' (video game), the first game in the ''Crash Bandicoot'' series
*
Manhattan Community Board 1
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