Yes! The manufacturer claims that this product is Wheat free.

Is Schweppes Zero Sugar Sparkling Mineral Water Strawberry & Watermelon 375mL x 10 pack Wheat Free?

Yes! The manufacturer claims that this product is Wheat free.
Wheat Free? Schweppes Zero Sugar Sparkling Mineral Water Strawberry & Watermelon 375mL x 10 pack | Spoonful