While water is the primary substance, sweat also contains electrolytes, such as sodium, chloride, potassium, and magnesium, small amounts of urea and lactate, as well as trace elements like copper, zinc and iron. The loss of excessive amounts of electrolytes and water can quickly dehydrate you.
For 2015, the premium for the Humana Walmart RX plan is only $15.60 per month, with a co-pay as low as one dollar after the deductible is met if you fill your prescription at Walmart-branded pharmacies.
Humana Walmart RX Plans. Humana and Walmart teamed up back in 2010 to offer one of the most price competitive drug plans in the history of the Part-D drug program, and they have been going strong ever since.