Precision Fuel Electrolyte Tablets 1000PH's low calorie electrolyte tablets come in different strengths to match how YOU sweat. PH 1000 is a strong electrolyte drink typically used by athletes with moderate to high sweat sodium losses and those exercising in hotter humid conditions. Low in calories, ideal for fasted training and LCHF lifestyle Independently batch tested for a wide range of prohibited substances on the World Anti Doping Agency (WADA) list Vegan Weight space efficient tubes