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Nutrient-rich fulvic minerals are naturally dark in color. When added to water they turn the water black,  naturally! There are no additional dyes or colors added to blk.

Fulvic compounds are found in plants and soil in the  highly nutritious humus layer of the earth. An ancient,  naturally-occurring part of the botanical cycle, they have  been shown to help the human body effectively break  down, absorb, and transport key bioavailable nutrients.  Click here to learn more. 

Purified alkaline water is the base of blk. We carefully  source it from multiple locales, including springs and  aquifers in the United States and Canada.

Replenishing potassium, sodium, magnesium, calcium,  and chloride are in blk. These electrolytes1 regulate  fluids throughout your body which affects cellular  function, blood volume and blood pressure.

blk. contains 77 naturally-occurring trace minerals, trace  elements, amino acids, and electrolytes. Powerful  minerals found in blk. include strontium, sulfur,  vanadium, zinc, silica, prebiotics, probiotics, and humic  substances. Humic substances are formed in soil and  contain a variety of minerals including fulvic minerals  that support several biological functions.