The sports science sorted:Support your body's natural energy sources at any time with these Precision Engineered Electrolyte tablets. Formulated with the five major electrolytes “ 200mg of calcium, 100mg of magnesium, 400mg of potassium, 540mg of sodium and 1200mg of chloride “ formulated to support electrolyte balance, normal muscle function and support your energy levels. Magnesium contributes to electrolyte balance; it also helps normal energy-yielding metabolism and is crucial for converting food into energy. Calcium, magnesium and potassium contribute to normal muscle function. This product is Informed Sports accredited to provide the highest level of assurance for athletes to use. What's inside? 200mg of calcium per serving, to support energy levels 100mg of magnesium per serving, to support electrolyte balance 400mg of potassium per serving 540mg of sodium per serving, to support muscle function 1200mg of chloride per serving, to maintain normal digestion by production of hydrochloric acid in the stomach. How to use: Take 2 tablets per day, preferably with a meal. Before or during exercise. Do not exceed stated dose. This product is not intended for use by persons under the age of 18. Food supplements must not be used as a substitute for a varied and balanced diet and a healthy lifestyle. If you are pregnant, breastfeeding, taking any medications or under medical supervision, please consult a doctor or healthcare professional before use. Discontinue use and consult a doctor if adverse reactions occur. Keep out of sight and reach of children. Do not use if seal under cap is broken or missing.