Hypromellose (E464)
Type of additive (Glossary) | Emulsifiers Stabilizers Thickeners |
E Number | E464 |
Also Known As | Hydroxypropyl methylcellulose Hydroxypropyl methyl cellulose HPMC |

Purpose and Function
Hypromellose is a cellulose derivative used in food applications for its thickening and stabilizing properties:
- Thickening Agent: Hypromellose effectively thickens a variety of food products, including sauces, soups, and dressings, enhancing texture and providing a smooth mouthfeel.
- Stabilizer: It stabilizes emulsions in products like dairy items and salad dressings, preventing separation and ensuring consistent product quality.
- Gelling Agent: Hypromellose can form gels, making it suitable for use in various food applications, including vegan alternatives to gelatin.
- Dietary Fiber Source: It may contribute to dietary fiber intake, promoting digestive health and enhancing feelings of fullness.
Potential Risks and Side Effects
- Gastrointestinal Issues: Excessive intake may lead to gastrointestinal discomfort, including bloating or gas, particularly for those unaccustomed to high-fiber diets.
- Allergic Reactions: Rarely, individuals may experience allergic reactions to hypromellose, particularly those sensitive to cellulose derivatives.
- Contaminants: Sourcing from reputable suppliers is essential to minimize the risk of contaminants in food formulations.