SiS GO Hydro is the next wave in sports hydration, for all your fluid and hydration needs, with virtually no calories - only 7.5 kcal per serving.SiS GO Hydro was developed in conjunction with the Skandia Team GBR for the Beijing Olympic Games in 2008. Its effectiveness has been proven by elite athletes and is now used as part of their ritual.Benefits of sodium:Low hydration can lower performance, so for effective rehydration a drink must provide a balance between its palatability and its sodium concentration. This is because sodium promotes fluid intake and so helps drive rehydrationSiS GO Hydro has been formulated to provide 30mmol solution of sodium as well as other electrolytes for optimal hydration.SiS GO Hydro contains "superfood" antioxidants and natural flavourings.SiS GO Hydro also includes either elderberry anthocycanins (with berry flavour) or green tea antioxidants (with lemon flavour) which both help protect against damage from oxidative stress.Each SiS GO Hydro tube contains effervescent tablets to make 20 4g tabs, which each make a 500ml serving. Very convenient to use & easy to carry.GO HYDRO Lemon FlavourIngredients:Electrolytes (38%) (Sodium Bicarbonate, Sodium Chloride, Calcium Carbonate, Potassium Chloride, Tricalcium Phosphate, Zinc Citrate, Magnesium Carbonate), Citric Acid, Sorbitol, Insulin, Green Tea Extract (3%), Flavouring, Starch, Sweetener (Sucralose), Vitamins (Pyridoxine Hydrochloride, Riboflavin 5-Phosphate, Thiamin Hydrochloride).NUTRITIONAL INFORMATION*TYPICAL VALUES per serving 4g*Energy 29.2kj/7kcal*Protein 0.0g*Carbohydrate 0.5g*of which sugars 0.0g*Fat 0.0g*of which saturates 0.0g*Fibre 0.1g*Sodium 30mmol/l 0.3g