Lamb & Watt Hibiscus Tonic Water is a delicious and refreshing mixer crafted using all natural ingredients. Quinine from the Cinchona Tree brings bitterness and organic Blue Agave syrup is used to impart a naturally light sweetness. The spring water used is drawn from the Lake District. Hibsicus blossoms bring a unique character to this tonic making it ideal for pairing with a floral gin.