Is Gellan Gum formulated or manufactured by a process that chemically changes the substance extracted from naturally occurring plant, animal, or mineral sources? Written by CINOGEL BIOTECH on 4:58 PM See Evaluation Question above. The formulation and manufacturing process involves partial removal of acetyl groups, which in-turn affects the thickness and hardness of the gel. Reference: Cinogel Biotech,Available at:http://www.cinogel.com/ Share: Email ThisBlogThis!Share to TwitterShare to Facebook