Modified Tapioca Starch E1451 (Acetylated Oxidized Starch E1451): is a type of starch that has been modified. It is produced by treating food starch with Sodium Hypochlorite and then esterifying with Acetic Anhydride according to good manufacturing practices (GMP).

Oxidation involves the processual generation of Carboxyl groups. E1451 has properties such as: thickener, stabilizer, emulsifier, binder, sweetener.