Historically derived from human hair, duck feathers, or pig bristles. Now often synthetically produced by fermentation. Must verify source.
E920 (L-Cysteine) is categorized as a flour treatment agent and is derived from animal/synthetic sources. Based on Islamic dietary guidelines, this additive is classified as Mushbooh (Doubtful).
You may find E920 (L-Cysteine) in the following types of products:
E920 (L-Cysteine) is classified as Mushbooh (Doubtful). Historically derived from human hair, duck feathers, or pig bristles. Now often synthetically produced by fermentation. Must verify source.
E920 (L-Cysteine) is amino acid used as dough improver. Its source is: animal/synthetic.
E920 (L-Cysteine) is commonly found in: bread, baked goods, pizza dough.