Koi (dish) Koi (dish) Koi (; , ) is a "salad" dish of the Lao people of Laos and Isan consisting of raw meat denatured by acidity, usually from lime juice. Common varieties include koi kung (), with shrimp as the main ingredient, and koi paa ()/koi pla (), which consists of minced or finely chopped raw fish in spicy salad dressing. Koi can be a source of parasitic diseases. Koi made with raw fish is a popular dish in Laos and Isaan and a common source of infection with the Southeast Asian liver fluke "Opisthorchis viverrini". Koi pla eaten in north-east
Active ingredient Active ingredient An active ingredient (AI) is the ingredient in a pharmaceutical drug or pesticide that is biologically active. The similar terms active pharmaceutical ingredient (API) and bulk active are also used in medicine, and the term active substance may be used for natural products. Some medication products may contain more than one active ingredient. The traditional word for the API is pharmacon or pharmakon (from , adapted from pharmacos) which originally denoted a magical substance or drug. The terms active constituent or active principle are often chosen when referring to the active substance of interest in a plant (such