Caps Plus have been formulated to provide electrolytes to help minimize heat stress and muscle cramping due to perspiration. In addition SaltStick Caps Plus contains 30mg caffeine per capsule to keep you energized, and sodium citrate which helps soothe the stomach and provides absorbable sodium. Ideal for athletes, outdoor workers or for use in hot conditions. Two Caps Plus in an hour equate to 380mg sodium, 106mg potassium, 28mg calcium, and 14mg magnesium per hour, to keep you going. Formulated to closely resemble the electrolyte profile lost during activity: sodium, potassium, calcium and magnesium Each capsule contains 190mg sodium, 53mg potassium, 14mg calcium, 7mg magnesium, 30mg caffeine, as well as 100 IU Vitamin D to help the body absorb and utilize calcium Sodium Citrate (810mg per capsule) to aid in digestion with the added benefit of soothing the stomach No herbal, trace, or questionable components added Gluten-free, Soy-free, Nut-free, No sweeteners, or high fructose corn syrup Vegetable-based capsule composition with Bio-available active ingredients