Product with a non-alcohol drink and method for preserving said drink

A product, comprising:

• a bottle that has a mouth;
• a drinkable liquid inside said bottle, the drinkable liquid comprising a non-alcoholic version of an alcoholic drink, having a concentration by volume of alcohol in the range of 0% to less than 1.5%;
• a pourer, wherein said pourer comprises a solid main body that is attached to said mouth, a flow channel at said main body, a check ball valve at said flow channel, and an air-vent channel at said main body, a filter at said air-vent channel;
• wherein
• the flow channel and the check ball valve are configured for allowing, via the same, a flow of the drinkable liquid from inside the bottle towards outside the product under the action of gravity when the bottle is turned to a serving position for serving the drinkable liquid;
• the air-vent channel is configured for allowing air from outside the product to pass inside the bottle via said air-vent channel during said flow of the drinkable liquid;
• the filter is configured for producing a filtration of said air when the latter passes from outside the product to inside the bottle via said air-vent channel;
• and
• the drinkable liquid is any of a non-alcoholic drink, an alcohol substitute drink, a low alcohol drink, an alcohol free drink, or a de-alcoholized drink.