Abstract: The invention comprises a process for preparing mixtures of DEFI and amide taurate (ATA) having excellent yields of ATA and substantial absence of browning of final ATA and DEFI mixtures. The process permits much greater flexibility in ratios of DEFI to ATA. The invention further relates to mixtures prepared by processes of the invention.

Abstract: New nicotinic acid glycerol ester compound(s) (NAEs); topical personal care compositions containing NAEs; and methods for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described. Use of one or more of the nicotinic acid glycerol ester compounds for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described. Use of a skin benefit agent comprising certain nicotinic acid glycerol ester compounds in the manufacture of a topical personal care composition for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described.

Abstract: Topical personal care compositions containing amino acids and 4-substituted resorcinols for potentiating glutathione synthesis within skin cells. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants. The compositions are also useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: A process of making N,N?-diacetyl-L-Cystine disodium salt, the process comprising: (i) Mixing hydroxy alkane (between 0.5-100 L, preferably between 0.5-10 L, more preferably between 1-3 L, most preferably 1 L per mol of cystine) with a sodium base (4.0 molar equivalents per mole of cystine) to form a cold solution at a temperature of from 5 to 10° C.; (ii) Adding cystine (1 molar equivalent) to said cold solution and stirring, for a sufficient time, to form a basic cystine solution; (iii) Optionally, Cooling the cystine solution to 5° C.; (iv) Adding acetyl chloride (2 molar equivalents per mole of cystine) portionwise, while maintaining the temperature between 3 and 50° C., preferably between 5 and 35° C., more preferably below 10° C., most preferably 5° C., thereby resulting in a white suspension; (v) Stirring said white suspension and allowing said suspension to warm up to a room temperature of 15° C. to 50° C., preferably 20° C. to 35° C., more preferably 20° C.

Abstract: Topical personal care compositions containing amino acids and 4-substituted resorcinols for potentiating glutathione synthesis within skin cells. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants. The compositions are also useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: An effective process of making N,N?-diacetyl-L-Cystine (“NDAC”), which process is fast, green, does not require labor-intensive isolation or purification of the product, by yielding products in desired ratio, and has improved yield and purity. The process comprising the steps of Forming a reaction mixture, starting with a cystine derivative di-tert- butyl-L-cystine as the dihydrochloride form; Acetylating said di-tert-butyl-L-cystine to obtain N,N?-diacetyl-di-tert- butyl-L-cystine; followed by Removing said tert- butyl groups from said N,N?-diacetyl-di-tert-butyl- L-cystine to obtain N,N?-diacetyl-L-cystine product; and Isolating said N,N?-diacetyl-L-Cystine product from said reaction mixture; wherein said acetylating agent is acetic anhydride.

Abstract: Topical personal care compositions containing NDAC and optionally cystine as actives, whereby the solubility of cystine is enhanced. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants.

Abstract: Topical personal care compositions containing amino acids and 4-substituted resorcinols for potentiating glutathione synthesis within skin cells. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants. The compositions are also useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: Topical personal care compositions containing amino acids and 4-substituted resorcinols for potentiating glutathione synthesis within skin cells. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants. The compositions are also useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: An antimicrobial composition with a synergistic combination of ingredients is described. Cosmetic compositions containing the antimicrobial composition with improved preservation properties are also described. The cosmetic compositions are effective in treating the skin to cleanse, moisturize and to reduce the effects of aging and photo damage and treat other skin conditions after being topically applied.

Abstract: The invention comprises a process for preparing mixtures of DEFI and amide taurate (ATA) having excellent yields of ATA and substantial absence of browning of final ATA and DEFI mixtures. The process permits much greater flexibility in ratios of DEFI to ATA. The invention further relates to mixtures prepared by processes of the invention.

Abstract: The invention comprises a process for preparing mixtures of DEFI and amide taurate (ATA) having excellent yields of ATA and substantial absence of browning of final ATA and DEFI mixtures. The process permits much greater flexibility in ratios of DEFI to ATA. The invention further relates to mixtures prepared by processes of the invention.

Abstract: Topical personal care compositions containing amino acids and 4-substituted resorcinols for potentiating glutathione synthesis within skin cells. The compositions can be used to improve skin appearance of chronological aging or photoaging, resulting from exposure to UV light/sunlight, or environmental pollutants. The compositions are also useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: In one embodiment, the present invention provides a personal care composition, comprising: (i) a compound of Formula (1) at a concentration from 0.0001 wt % to 20 wt % of the composition; wherein R is selected from the group consisting of C15-C23 conjugated dienes, C15-C23 hydroxylated mono unsaturated alkenes, and C15-C23 hydroxylated alkanes; wherein R1 is selected from the group consisting of H, C1-C4 alkyl, —CH2OH, —CH2(CH3)—OH, —[CH2]4—NH2, —CH2—CO2H, —[CH2]2—CO2H, wherein R3 is —CO2H; —CH2CO2H; —CH2CH2CO2H; and (ii) a cosmetically acceptable carrier.

Abstract: New nicotinic acid glycerol ester compound(s) (NAEs); topical personal care compositions containing NAEs; and methods for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described. Use of one or more of the nicotinic acid glycerol ester compounds for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described. Use of a skin benefit agent comprising certain nicotinic acid glycerol ester compounds in the manufacture of a topical personal care composition for modulating or activating cellular AMPK levels; and for increasing skin cellular bioenergetics are described.

Abstract: The invention comprises a process for preparing mixtures of DEFI and amide taurate (ATA) having excellent yields of ATA and substantial absence of browning of final ATA and DEFI mixtures. The process permits much greater flexibility in ratios of DEFI to ATA. The invention further relates to mixtures prepared by processes of the invention.

Abstract: Skin lightening additives and personal care compositions containing amino acids and nicotinamide compounds. The compositions are useful for attaining even skin color and reducing pigmentation, age spots and discoloration.

Abstract: The invention relates to a method of enhancing conversion of alkali metal salt, preferably aqueous salt, preferably aqueous sodium salt of N-methyl taurine to alkyl taurate amides. In one aspect, the starting salt is pre-concentrated (at least 75% up to 99% taurine salt in the aqueous solutions after water is removed from a starting aqueous solution of the salt) and, in another aspect, the starting salt is not pre-concentrated.

Abstract: The invention relates to method of enhancing yield of alkyl taurate amides using enhancing specifically phosphoric acid catalysts. It further relates to the use of phosphoric acid to enhance yield while avoiding and/or reducing undesirable browning.

Abstract: The present technology provides personal care compositions that include about 0.1 wt % to about 10 wt % of (Formula), or a mixture of any two or more thereof; wherein n is 0, 1, or 2; m is 1, 2, or 3; p is 0, 1, or 2; and q is 1, 2, or 3; about 0.1 wt % to about 30 wt % of a UV-B sunscreen oil; about 0.1 wt % to about 30 wt % of a nonionic surfactant of Formula I (I) where R1 is a C6-C12 alkyl group; r is an integer from 6 to 13, and the nonionic surfactant has a hydrophilic-lipophilic balance of about 10 to about 14; and about 40 wt % to about 96 wt % of the personal care composition is water.