Today's true sports drinks are still the classic Gatorade -- packed with the electrolytes potassium, magnesium, calcium, and sodium to provide energy during intense workouts -- as well as competitors such as Cytomax, Allsport, and Accelerade.
1 Low levels of minerals, such as sodium, magnesium or potassium, in the body can be one of the reasons for Charlie horses. 2  Deficiency of calcium in pregnant women can also be another reason for the onset of Charley horse.  Low level of liquids in the body, while exercising, might be a probable cause of Charley horse.
Drink water: A charley horse can be the result of dehydration or lack of water. Make sure you are getting the proper amount of water every day. Take vitamins: A lack of vitamin E or other vitamins can cause charley horses. Take a daily multivitamin or increase your intake of the right foods to get the daily vitamins you need. Try a mineral: Magnesium can also relieve charley horses. Add this mineral to your daily routine to help prevent charley horses.