AMACX Hydro Tabs - 3 Tubes of 20Amacx Hydro Tabs are clean, carbohydratefree effervescent tablets that turn water into a focused hydration drink without added sugars. Each tablet supplies the core electrolytes lost in sweat sodium, potassium, magnesium, and calcium and includes vitamin C to support normal energy metabolism when training loads rise. Dissolve one tablet in 500750 ml of water and sip before, during, or after exercise to help maintain fluid balance, especially in heat