Reef Zlements (K) Potassium   Is a high-purity potassium supplement specially formulated for reef aquariums to maintain optimal potassium levels essential for coral health and vibrant coloration. Potassium is a vital macro element that plays a crucial role in many biological processes in marine organisms, including cell function, signal transmission, and overall metabolic activity. Because potassium is rapidly depleted in closed reef aquarium systems, regular supplementation is necessary to keep levels within the ideal range of approximately 380–450 mg/L. Reef Zlements (K) Potassium supports the growth and vitality of corals and other marine invertebrates by ensuring they have access to this key nutrient. Maintaining stable potassium levels helps improve coral coloration, growth rates, and overall health, as well as supporting beneficial bacterial colonies involved in nutrient cycling within the tank. This product is formulated with high-quality ingredients to ensure safe and effective dosing in marine environments. Designed for ease of use, Reef Zlements (K) Potassium dosing recommendations start at 10 ml per 100 liters of aquarium water, which raises potassium levels by approximately 10 mg/L. It is important to test potassium levels regularly and adjust dosing accordingly to maintain the optimal concentration range. Frequent ICP testing or reliable aquarium test kits can help monitor potassium levels and avoid imbalances. Available in convenient 1-liter bottles, Reef Zlements (K) Potassium is suitable for reef tanks of all sizes—from nano reefs to large systems. Using this supplement helps reef hobbyists achieve a balanced and thriving marine environment where corals flourish and display their best colors. Key Features: High-purity potassium supplement designed for reef aquariums Supports coral health, vibrant coloration, and metabolic processes Helps maintain ideal potassium levels (380–450 mg/L) in closed systems Promotes beneficial bacterial colonies and nutrient cycling Easy dosing with clear guidelines for safe use Available in 1-liter size for versatile use in all reef tank sizes Usage Instructions: Start dosing with 10 ml per 100 liters of aquarium water to increase potassium by 10 mg/L. Regularly test potassium levels and adjust dosing as necessary to maintain levels within the ideal range. Avoid overdosing, which can disrupt water chemistry. Combine with other Reef Zlements macro elements for comprehensive reef supplementation.