EI Micro Nutrients – Dry is a professional trace-element fertilizer formulated for planted aquariums following the Estimative Index (EI) method. It supplies essential micronutrients such as Iron (Fe), Manganese (Mn), Zinc (Zn), Copper (Cu), Boron (B), and Molybdenum (Mo) required for healthy plant metabolism, color development, and enzyme function. Designed to be used alongside EI Macro Nutrients for complete and balanced plant nutrition. Key Benefits : Supplies all essential trace elements, Prevents iron and micronutrient deficiencies, Enhances leaf color, growth tips, and plant vitality, Supports chlorophyll production and enzyme activity, Ideal for high-light, CO₂-injected planted aquariums Works best when paired with EI Macro Nutrients – Dry.