abstract |
The present invention relates to a method for producing a calcium-containing composition characterized by high solubility in water and ionization of calcium at a high concentration upon dissolution in water. Specifically, the present invention provides a method for preparing a calcium oxide raw material, Adding lactic acid and gluconic acid to water to prepare an organic acid solution; Comprising adding the calcium oxide raw material to the organic acid solution to prepare an ionized calcium-containing raw material, and drying and pulverizing the ionized calcium-containing raw material. The present invention also relates to a food additive comprising the calcium-containing composition of the present invention, wherein the food may be cereal such as rice, milk, beverage, kimchi, cereal, hot chocolate, flour paste or health supplement. |