Yes it is. lemon juice is a natural preservative
Lemon juice contains approximately 1.44 grams per ounce of citric acid.
It depends on the size and juiciness of the lemons, but on average, one kilo of lemons can yield around 200-250 mL of lemon juice.
Approximately 1/2 to 2/3 cup of juice can be extracted from 2 lemons.
On average, two lemons can yield about 1/2 to 2/3 cup of juice.
Heating lemons does make more lemon juice when you sqeeze the lemons. You should heat your lemons only for about ten to thirty seconds in the microwave to get the most juice from those lemons.
the colour of lemons
To make refreshing lemonade with the juice of 2 lemons, squeeze the lemons to extract the juice, then mix the juice with water and sugar to taste. Chill the lemonade before serving over ice for a cool and refreshing drink.
Lemons juice.
lemons
Squeezed lemons
There is lime juice from concentrate (water,concentrated lime juice), sodium benzoate (preservative), lime oil, sodium, metabisulfite (preservative). I just read it straight from the bottle ;D. Hope I helped!:)
It's a preservative.