The drink comprises water and glucose syrup as primary energy sources. Citric acid is included for tartness, while sodium citrate acts as an acidity regulator. Acacia gum serves as a stabilizer, and potassium sorbate is used as a preservative. Ascorbic acid functions as an antioxidant. Sweeteners such as aspartame and acesulfame K provide sweetness without excessive sugar content. Flavorings enhance the taste profile, and beta carotene imparts the characteristic orange color. The drink is fortified with B vitamins, including niacin (Vitamin B3), pantothenic acid (Vitamin B5), vitamin B6, and vitamin B12. ​

Lucozade Sport Orange does not list any major allergens such as milk, eggs, gluten, nuts, or soy in its ingredients. However, it contains aspartame, a source of phenylalanine, which is unsuitable for individuals with phenylketonuria (PKU). As formulations can change, it’s advisable to check the product label for the most current allergen information before consumption.