Is gelatin halal? Not halal Most commercial gelatin is pork-derived and not halal. Plant-based or fish gelatin is halal but must be explicitly labeled. Is mono- and diglycerides halal? Suspect Mono- and diglycerides (E471) can be plant-based (halal) or animal-derived including pork fat (haram). Without source labelling, treat as suspect. Is L-cysteine halal? Not halal About 80% of commercial L-cysteine (E920) is derived from human hair, and 8–10% from pig bristles. Synthetic forms exist but are rarely labeled. Is carmine halal? Not halal Carmine (E120, cochineal) is a red pigment made from crushed insect bodies. Most halal scholars classify it as not halal. Is rennet halal? Suspect Traditional rennet is calf-stomach derived and typically not halal. Microbial and vegetable rennet are halal alternatives — and most modern industrial cheese now uses them. Is vanilla extract halal? Suspect Most natural vanilla extract is made by infusing vanilla beans in 35% ethanol. Scholars differ — the majority view permits trace amounts in finished baked goods, while a stricter position avoids it entirely. Is glycerin halal? Suspect Glycerin (E422) can be plant-derived (halal) or animal-derived including pork (haram). Without "vegetable glycerin" labelling, the source is uncertain. Is lecithin halal? Suspect Lecithin (E322) is most often soy-derived (halal). Egg-yolk lecithin is also halal but uncommon. Without source labelling, the default is suspect. Is whey halal? Suspect Whey itself is not haram, but if it comes from cheese made with animal rennet, the whey carries the same concern. Is natural flavors halal? Suspect "Natural flavors" is a regulatory umbrella term that legally includes plant, animal, and seafood sources. Treat unspecified as suspect.