1. What is an oxygen absorber made of?
Oxygen absorbers, also called oxygen scavengers, are chemical mixtures packed in the form of sachets or packets in a plastic film. The chemical ingredient has a chemical reaction with oxygen molecules to form an oxidized compound, removing free-forms of oxygen molecules from the surrounding environment. The chemical mixture in OxyFree® oxygen absorber sachets has an active ingredient of iron powder (Fe) in most formulas. Alternative OxyFree absorbers have an active ingredient of Vitamin C.