In this paragraph—

• F1“enactment” includes—

  1. a

     an enactment contained in subordinate legislation;

  2. b

     an enactment contained in, or in an instrument made under, an Act of the Scottish Parliament;

  3. c

     an enactment contained in, or in an instrument made under, a Measure or Act of the National Assembly for Wales;

  4. d

     an enactment contained in, or in an instrument made under, Northern Ireland legislation;

• “food” includes drink;

• “prohibited ingredient”, in relation to a substance, means any psychoactive substance—

  1. a

     which is not naturally occurring in the substance, and

  2. b

     the use of which in or on food is not authorised F2by an enactment.