Ardor Energy Sparkling Water is here to give you the extra boost you need, mentally and physically, whenever you need it. It’s made with a research backed combo of active ingredients - organic caffeine from green tea (100mg) & organic L-theanine from green tea (200mg) - to provide clean sustained energy and focus without the jittery feeling or crash that is associated with mainstream energy drinks. The taste is refreshing, crisp and light, and contains nothing artificial. Zero sugar. Zero calories. Zero artificial sweeteners. USDA Certified Organic.