Jolly's Cornish drinks are mixed, developed and created in Jolly's HQ in Cornwall with the ?nest ingredients and Cornish spring water. Naturally flavoured with a secret blend of botanicals and quinine, this Jolly's Cornish lightly sparkling tonic water is canned at source. Ingredients - Cornish Spring Water. Nutritional Info (per 100ml) : Energy: 0/0kcal, Fat: 0g, of which saturates: 0g, Carbohydrates: 0g, of which sugars: 0g, Fibre: 0g, Protein: 0g, Salt: 0. g.