herbal preparation "herbal preparation" means a herbal substance or a mixture of herbal substances produced by the process of drying, crushing or comminuting, but without subjecting to any other process, a natural substance or substances of plant, animal or mineral origin or any part of such substance or substances. PU(A) 22/2003 - BEAUTY AND HEALTH ESTABLISHMENTS (FEDERAL TERRITORY OF KUALA LUMPUR) BY-LAWS 2003 2. Interpretation.