Science in sport go energy electrolyte gels 30 x 60mlthe sis go energy electrolyte gel provides athletes with a new and versatile option to enhance their training and racing electrolytes are lost through sweat and need to be replaced in order to help the body maintain fluid balance alongside an appropriate fluid intake the sis go energy electrolyte gel builds on the established science of the sis go isotonic energy gel the worlds first and only truly isotonic energy gel the gel not on