The product is available in different retail outlets.
The company noted the new product could be an afternoon pick-me-up, a post-lunch treat, or simply a moment to share.
Arla Protein Water launched in Denmark on 1 November 2026.
The brand said the Tesco-exclusive launch aims to give shoppers more choice across everyday dairy occasions, combining indulgent taste with convenience and nutritional appeal.
The product is limited edition.