BLACK WATER DROPS WITH A PURPOSE: blk. is a fulvic-enhanced all-natural mineral water additive. blk. water is what happens when fulvic trace minerals are added to water. blk. drops feature over 77+ trace minerals, powerful electrolytes and high pH to increase hydration and restore essential mineral balance for a faster recovery. REHYDRATE WITH ESSENTIAL MINERALS: blk. drops are packed with nutrient-rich fulvic acid and humic acid that supply the electrolytes, antioxidants, and amino acids your body needs to rehydrate efficiently. blk.'s concentrated fulvic mineral drops greatly enhance absorption, impact and functionality of every vitamin, mineral, and supplement you take.