E-Numbers are codes assigned to food additives approved for use within the European Union and other regions following international standards. In the context of the Halal industry, E-numbers are a critical concern because they represent ingredients that can be derived from various sources, including plants, minerals, or animals. For example, E120 (Cochineal/Carmine) is derived from insects (which some scholars consider Halal and others consider Makruh), while E471 (mono- and diglycerides) can be either animal or vegetable-based. Some E-numbers like E904 (Shellac) are derived from insects. Determining the Halal status of a product requires careful screening of these numbers to ensure that no prohibited substances (like pork-derived gelatin) are consumed. Importantly, not all E-numbers are Haram-many are plant-based or synthetic and perfectly Halal. This complexity often requires specialized Halal certification for clarity.