E-number database

Lysozyme versus proteases (E1105, E1101)

Egg-white lysozyme is Halal as an egg enzyme. Proteases (E1101) may be microbial or animal and stay source-dependent.

E-number	Codex INS	Name	Ruling
E1105	INS 1105	E1105 (Lysozyme)	Halal
E1101	INS 1101	E1101 (Proteases)	Halal if verified · Source-dependent