For example:
E441 -- Gelatine: Often derived from pork or non-Halal beef unless specified as Halal-certified.
E120 -- Cochineal (Carmine): A red coloring made from crushed insects.
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E542 -- Edible Bone Phosphate: May come from non-Halal animal bones.
On the other hand:
E300 -- Ascorbic Acid (Vitamin C): Usually plant-based and Halal.
E160a -- Beta-Carotene: A coloring derived from carrots or other plants, typically Halal.
Categories of E-Codes in Terms of Halal Status
E-codes can be divided into three main categories: