The beverage comprises water, acidity regulators (sodium citrate and citric acid), and natural flavourings, including extracts of sweet potato, carrot, apple, safflower, and lemon, which contribute to its distinctive berry taste and colour. Sweeteners such as acesulfame K and sucralose provide additional sweetness without extra calories. Niacin (vitamin B3) is included to support energy metabolism. ​

Lucozade Sport Zero Berry contains sweeteners, including acesulfame K and sucralose. While the drink is generally free from common allergens like dairy, gluten, and nuts, it’s advisable to consult the product label for specific allergen information. The bottle’s sports cap is not suitable for children under 3 years due to choking hazards.