Why Electrolytes Matter Hydration is more than just water. When you sweat, your body loses key electrolytes that help support fluid balance, muscle function, and overall hydration. SEVN was built around a simple, transparent electrolyte profile: sodium, potassium, and magnesium. No fillers. No unnecessary ingredients. Just clean hydration designed to support the demands of training and performance. 500mg SodiumCrafted with real sea salt to support hydration and help replace sodium lost through sweat. 200mg PotassiumAn essential electrolyte that works with sodium to help maintain normal fluid balance. 25mg MagnesiumA key mineral that contributes to electrolyte activity and supports overall hydration. Best for running, training, hot weather, travel, high-sweat days, and daily hydration.