Science in Sport plc, together with its subsidiaries, develops, manufactures, and markets sports nutrition products for professional athletes and sports enthusiasts under the SiS brand name in the United Kingdom, rest of the European Union, Australia, and internationally. Its principal product range includes SiS GO isotonic powders and gels for use during exercise; hydration products, including SiS GO hydro tablets and electrolyte powders; SiS GO cereal-based food bars; SiS REGO drinks and protein bars for recovery after training; and SiS Protein, a whey protein range for lean muscle development. The company sells its products through independent sports retailers, grocers, high street chains, and third-party online retailers, as well as e-commerce platform. Science in Sport plc was founded in 1992 and is based in London, the United Kingdom.