Abstract: The present invention relates to providing a hyaluronidase inhibitor having a good hyaluronidase inhibiting activity. Specifically, the present invention provides with a hyaluronidase inhibitor comprising rosemary extract having a hyaluronidase inhibitory activity, and retinol acetate, which can enhances the hyaluronidase inhibitory activity of rosemary extract.

Abstract: The purpose of the present invention is to provide a stick cosmetic that has a stick shape and a novel function that allows said stick cosmetic to be used to replenish moisture throughout the day. The present invention relates to a stick cosmetic for moisture replenishment, said stick cosmetic comprising: (A) 0.01-50 mass % of a fluid volatile oil component; (B) 10 mass % or more of water; (C) a wax that is capable of gelating the fluid volatile oil component; (D) a silicone elastomer; and (E) a silicone-based surfactant. The cosmetic of the present invention preferably further comprises (F) a moisturizing agent. The cosmetic of the present invention is suitable for use in touching up makeup and has a stick shape that exhibits excellent portability.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: A vascular maturation, normalization or stabilization agent, or a Tie-2 activation agent, is provided comprising an extract derived from a plant belonging to the genus Cinnamomum.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: The present invention relates to providing a hyaluronidase inhibitor having a good hyaluronidase inhibiting activity. Specifically, the present invention provides with a hyaluronidase inhibitor comprising rosemary extract having a hyaluronidase inhibitory activity, and retinol acetate, which can enhances the hyaluronidase inhibitory activity of rosemary extract.

Abstract: The present invention relates to a method for producing artificial skin, comprising: adding a matrix metalloproteinase inhibitor and a heparanase inhibitor to an artificial skin formation culture medium comprising human epidermal keratinocytes and human dermal fibroblasts, culturing the cells in the artificial skin formation culture medium, and forming artificial skin.

Abstract: An object of the present invention is to provide prevent or improve decreases in the barrier function and moisture retention function of the skin, and that object is achieved by applying an external preparation for skin that comprises a matrix metalloproteinase inhibitor and a heparanase inhibitor.

Abstract: A wrinkle-improving agent that has an effect of improving wrinkles, that does not entail problems of safety or pain even when applied to the skin, and that contains a very safe substance as an active component. A discovery was made that N-benzoyl-?-alanine, other specific ?-alanine derivatives, and salts thereof have a wrinkle-improving effect, whereby a wrinkle-improving agent containing as an active component one, two, or more types of compounds selected from the group composed of these specific ?-alanine derivatives and the salts thereof was developed.

Abstract: A moisturizing agent comprising one or more than one compound selected from the group consisting of lysyl-?-alanine represented by the following general formula (1) and a salt thereof:

Abstract: The present invention provides an agent for preventing and alleviating wrinkles which has excellent effects of preventing and alleviating wrinkles formed by decreased barrier function of the skin owing to aging or photo aging, that is graphic wrinkles or linear wrinkles. The agent for preventing and alleviating wrinkles consisting of one or more compounds selected from the group consisting of gamma-aminobutyric acid derivatives represented by the following formula (1) or N,N,N-trimethyl gamma-aminobutyric acid represented by the following formula (3) and salts thereof: wherein R1 and R2 independently represent any of a hydrogen atom, an alkyl group having 1 to 3 carbon atoms, a benzyloxycarbonyl group, a cyclohexyl group, a cyclohexanemethyl group, a cyclohexanecarbonyl group, a guanidino group formed with nitrogen atom in the formula (1), an ureido group formed with nitrogen atom in the formula (1), and a group represented by following formula (2).

Abstract: The present invention provides a composition for external application to skin containing one type or two or more types of compounds selected from the group consisting of aminoacetoamide compounds represented by the following general formula (1) and salts thereof.

Abstract: A wrinkle-preventing and -improving composition comprising one or more than one compound selected from the group consisting of ?-amino acid derivatives represented by the following general formula (1) and salts thereof: wherein, R1 represents hydrogen atom, CH3 group or CH2OH group, R2 and R3 each independently represent hydrogen atom, alkyl group having 1 to 4 carbons, provided that R2 and R3 cannot be hydrogen atom at the same time, or R2 and R3 together with N atom to which they are bound may form a ring structure having a total carbon number of 4 to 6, in which case said ring structure may optionally contain an oxygen atom as a heteroatom, R4 represents hydrogen atom, alkyl group having 1 to 18 carbons, wherein when R1 and R4 are hydrogen atom, it cannot be that one of R2 and R3 is benzyloxycarbonyl group and the other is hydrogen atom.

Abstract: A vascular maturation, normalization or stabilization agent, or a Tie-2 activation agent, is provided comprising an extract derived from a plant belonging to the genus Cinnamomum.

Abstract: A wrinkle-preventing and -improving composition comprising one or more than one compound selected from the group consisting of ?-amino acid derivatives represented by the following general formula (1) and salts thereof: wherein, R1 represents hydrogen atom, CH3 group or CH2OH group, R2 and R3 each independently represent hydrogen atom, alkyl group having 1 to 4 carbons, provided that R2 and R3 cannot be hydrogen atom at the same time, or R2 and R3 together with N atom to which they are bound may form a ring structure having a total carbon number of 4 to 6, in which case said ring structure may optionally contain an oxygen atom as a heteroatom, R4 represents hydrogen atom, alkyl group having 1 to 18 carbons, wherein when R1 and R4 are hydrogen atom, it cannot be that one of R2 and R3 is benzyloxycarbonyl group and the other is hydrogen atom.

Abstract: The present invention provides an agent for preventing and alleviating wrinkles which has excellent effects of preventing and alleviating wrinkles formed by decreased barrier function of the skin owing to aging or photo aging, that is graphic wrinkles or linear wrinkles. The agent for preventing and alleviating wrinkles consisting of one or more compounds selected from the group consisting of gamma-aminobutyric acid derivatives represented by the following formula (1) or N,N,N-trimethyl gamma-aminobutyric acid represented by the following formula (3) and salts thereof: wherein R1 and R2 independently represent any of a hydrogen atom, an alkyl group having 1 to 3 carbon atoms, a benzyloxycarbonyl group, a cyclohexyl group, a cyclohexanemethyl group, a cyclohexanecarbonyl group, a guanidino group formed with nitrogen atom in the formula (1), an ureido group formed with nitrogen atom in the formula (1), and a group represented by following formula (2).

Abstract: The present invention provides a composition for external application to skin containing one type or two or more types of compounds selected from the group consisting of aminoacetoamide compounds represented by the following general formula (1) and salts thereof.