Mineral component extract from Boryeong mud, method for extracting the same, and cosmetic composition containing Boryeong mud mineral extract

A skin elasticity and skin moisturizing functional cosmetic composition comprising a Boryeong mud extract,

• wherein the cosmetic composition contains 8 to 12 parts by weight of a Boryeong mud extract, 1 to 3 parts by weight of a Sophora japonica flower extract, 1 to 3 parts by weight of a Centaurea cyanus flower extract, 1 to 3 parts by weight of a Matricaria flower extract, 1 to 3 parts by weight of a Pancratium maritimum extract, 0.8 to 1.2 parts by weight of a pear extract, 0.8 to 1.2 parts by weight of a Japanese apricot extract, 0.8 to 1.2 parts by weight of a cypress leaf extract, 0.8 to 1.2 parts by weight of a gold, 2 to 4 parts by weight of glycerin, 0.8 to 1.2 parts by weight of niacinamide, 0.8 to 1.2 parts by weight of sodium chloride, 0.8 to 1.2 parts by weight of butylene glycol, 0.8 to 1.2 parts by weight of hexylene glycol, 0.8 to 1.2 parts by weight of 1,2-hexanediol, 0.8 to 1.2 parts by weight of caprylyl glycol, 1 to 3 parts by weight of allantoin, 1 to 3 parts by weight of citric acid, 0.8 to 1.2 parts by weight of disodium EDTA, 0.8 to 1.2 parts by weight of pentylene glycol, 0.8 to 1.2 parts by weight of sodium hyaluronate, 0.8 to 1.2 parts by weight of polyhydroxystearic acid, 0.8 to 1.2 parts by weight of ethylhexylglycerin, 0.8 to 1.2 parts by weight of hydrolyzed sodium hyaluronate, 0.8 to 1.2 parts by weight of limonene, and 56 to 60 parts by weight of purified water, and
• wherein the cosmetic composition further contains 3 to 7 parts by weight of a multifunctional extract, and
• the multifunctional extract is prepared by performing:
• pretreating Tubocapsicum anomalum, oregano, and Psalliota campestris by performing washing and steaming at a temperature of 68 to 72° C. for 2 to 4 hours;
• mixing 48 to 52 parts by weight of a mixture obtained by mixing the pretreated Tubocapsicum anomalum, oregano, and Psalliota campestris at a weight ratio of 1:1:1 and 48 to 52 parts by weight of purified water, adding 0.8 to 1.2 parts by weight of a Saccharomyces bayanus strain, and then performing fermentation at a temperature of 31 to 35° C. for 6 to 8 days;
• after the fermentation, performing filtration to obtain a fermented product, adding 8 to 12 parts by weight of the fermented product and 88 to 92 parts by weight of purified water, and performing extraction at a temperature of 118 to 122° C. for 8 to 10 hours to prepare an extract;
• and concentrating under reduced pressure and freeze-drying the extract.