Oxygen Absorbers uses in food industry to extend the product

Main reasons for using oxygen absorbers while packaging in food industry product items:
It helps in increasing the shelf life of the food products
To forestall mold and the growth of microorganisms in your food. Nothing will develop without oxygen to benefit from
To preserve the foods containing vitamins A, C, and E that get degraded when exposed to oxygen
It prevents browning of freeze-dried fruits
It helps to preserve the flavor
To kill bug eggs you might find in your food (normally grains). These eggs can't grow without oxygen.