Calcium lactate gluconate, also known as GLOCAL, is a soluble

salt In common usage, salt is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt. In the form of a natural crystalline mineral, salt is also known as r ...

calcium Calcium is a chemical element; it has symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and chemical properties are most similar to it ...

lactic acid Lactic acid is an organic acid. It has the molecular formula C3H6O3. It is white in the solid state and it is miscible with water. When in the dissolved state, it forms a colorless solution. Production includes both artificial synthesis as wel ...

and

gluconic acid Gluconic acid is an organic compound with molecular formula C6H12O7 and condensed structural formula HOCH2(CHOH)4CO2H. A white solid, it forms the gluconate anion in neutral aqueous solution. The salts of gluconic acid are known as "gluconates" ...

used in

effervescent Effervescence is the escape of gas from an aqueous solution and the foaming or fizzing that results from that release. The word effervescence is derived from the Latin verb ''fervere'' (to boil), preceded by the adverb ''ex''. It has the same l ...

calcium tablets. Its

chemical formula A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as pare ...

is Ca₅(C₃H₅O₃)₆·(C₆H₁₁O₇)₄·2H₂O. It was first developed by

Sandoz Sandoz Group AG is a Swiss company that focuses on generic pharmaceuticals and biosimilars. Prior to October 2023, it was part of a division of Novartis that was established in 2003, when Novartis united all of its generics businesses under the ...

Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...

. Calcium lactate gluconate is used in the functional and fortified food industry due to its good solubility and neutral taste. In addition, it is used in various

spherification Spherification is a culinary process that employs alginic acid, sodium alginate and either calcium chloride or calcium glucate lactate to shape a liquid into squishy spheres which visually and texturally resemble roe. The technique was documented ...

techniques in

molecular gastronomy Molecular gastronomy is the Science, scientific approach of cuisine from primarily the perspective of chemistry. The composition (Structural formula, molecular structure), properties (mass, viscosity, etc) and transformations (chemical reaction ...

. It can also be used to help neutralize HF (

hydrofluoric acid Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water. Solutions of HF are colorless, acidic and highly corrosive. A common concentration is 49% (48–52%) but there are also stronger solutions (e.g. 70%) and pure HF has a boiling p ...

) poisoning.

References

Calcium compounds Lactates Gluconates E-number additives {{gastrointestinal-drug-stub