Description
Substance able to chemically absorb oxygen in the surrounding air
Technical
Oxygen scavengers or oxygen absorbers are added to enclosed packaging to help remove or decrease the level of oxygen in the package. They are used to help maintain product safety and extend shelf life. There are many types of oxygen absorbers available to cover a wide array of applications.
Sensory Profile
Aroma ()
metallicmineralearthyneutralslightly acidic
Wine Analogy
Similar to how sulfites prevent oxidation in wine
Coffee Analogy
Like nitrogen flushing in coffee packaging
Perfume Analogy
Comparable to amber's oxygen-scavenging properties in fragrance preservation
Culinary Applications
Mooncake preservationChinaPrevents rancidity in fatty fillings
Japanese rice crackersJapanMaintains crispness by eliminating oxygen
Military MREsUnited StatesExtends shelf life in field rations
Dietary
VeganVegetarianGluten-FreeHalalKosherPossible nickel contamination in iron-based absorbers