The present invention provides compositions and methods for the treatment and prevention of COVID-19. The disclosed compositions comprise a combination of the natural compounds zinc, quercetin, vitamin E, and epigallocatechin gallate (EGCG), and are formulated for use in treating COVID-19, reducing the severity of disease, and enhancing the immune response to vaccination for COVID-19.

The present invention provides compositions and methods for the treatment and prevention of COVID-19. The disclosed compositions comprise a combination of the natural compounds zinc, quercetin, vitamin E, and epigallocatechin gallate (EGCG), and are formulated for use in treating COVID-19, reducing the severity of disease, and enhancing the immune response to vaccination for COVID-19.

The present specification relates to a whitening composition containing a novel quercetin-based compound isolated from post-fermented tea, an isomer thereof, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a solvate thereof, wherein the whitening composition can be widely utilized in fields associated with skin whitening and skin care.

The present specification relates to a whitening composition containing a novel quercetin-based compound isolated from post-fermented tea, an isomer thereof, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a solvate thereof, wherein the whitening composition can be widely utilized in fields associated with skin whitening and skin care.

A composition comprising one or more polyphenols, such as oleuropein, rutin, curcumin or quercetin, can treat or prevent sarcopenia, reduce a loss of muscle functionality (e.g. muscle strength, gait speed, etc.), increase muscle functionality, and/or improve recovery of muscle functionality after muscle atrophy. The composition can be administered to an individual who is elderly and/or frail.

A composition comprising one or more polyphenols, such as oleuropein, rutin, curcumin or quercetin, can treat or prevent sarcopenia, reduce a loss of muscle functionality (e.g. muscle strength, gait speed, etc.), increase muscle functionality, and/or improve recovery of muscle functionality after muscle atrophy. The composition can be administered to an individual who is elderly and/or frail.

A composition containing one or more materials selected from the group consisting of fatty acids, proteins, peptides, amino acids, vitamins, minerals, alcohols, sweeteners, acidulants, antioxidants, thickening stabilizer, and surfactants, and a flavonoid-cyclodextrin inclusion compound, wherein the inclusion compound contains an inclusion compound obtained by treating a flavonoid having a rhamnoside structure with an enzyme having rhamnosidase activity in the presence of a cyclodextrin. According to the present invention, the bitterness and the changes in color tones originated from flavonoids can be inhibited, and foodstuff or the like having an unpleasant taste can be improved, so that the present invention can be suitably utilized in fields such as medicaments, foodstuff, health foods, foods for specified health use, and cosmetics.

A composition containing one or more materials selected from the group consisting of fatty acids, proteins, peptides, amino acids, vitamins, minerals, alcohols, sweeteners, acidulants, antioxidants, thickening stabilizer, and surfactants, and a flavonoid-cyclodextrin inclusion compound, wherein the inclusion compound contains an inclusion compound obtained by treating a flavonoid having a rhamnoside structure with an enzyme having rhamnosidase activity in the presence of a cyclodextrin. According to the present invention, the bitterness and the changes in color tones originated from flavonoids can be inhibited, and foodstuff or the like having an unpleasant taste can be improved, so that the present invention can be suitably utilized in fields such as medicaments, foodstuff, health foods, foods for specified health use, and cosmetics.

The present invention relates to a liquid food composition comprising a Sophora japonica and a broad-leaf bamboo extract, and more particularly, to a liquid food composition including a Sophora japonica extract, a broad-leaf bamboo extract, and xanthan gum. The liquid food composition includes a high content of the Sophora japonica extract while simultaneously ensuring the liquid properties, and thus can be used widely in the field of foods because the liquid food composition is applicable to liquid formulations.

The present invention relates to a liquid food composition comprising a Sophora japonica and a broad-leaf bamboo extract, and more particularly, to a liquid food composition including a Sophora japonica extract, a broad-leaf bamboo extract, and xanthan gum. The liquid food composition includes a high content of the Sophora japonica extract while simultaneously ensuring the liquid properties, and thus can be used widely in the field of foods because the liquid food composition is applicable to liquid formulations.