Atmospheric air is mostly Nitrogen. Nitrogen from a bottle mixes readily with atmospheric air.
Sulfur hexafluoride would work a lot closer to what you are describing. Although assessing the safety of dissolving any gas into your food would require careful consideration. Also, sulfur hexafluoride is a very strong greenhouse gas, so that could easily negate any other benefits.
Atmospheric air is mostly Nitrogen. Nitrogen from a bottle mixes readily with atmospheric air.
Sulfur hexafluoride would work a lot closer to what you are describing. Although assessing the safety of dissolving any gas into your food would require careful consideration. Also, sulfur hexafluoride is a very strong greenhouse gas, so that could easily negate any other benefits.