Cosmetic or dermatological composition comprising at least a merocyanine and a hydrotrope The present invention relates to a cosmetic or dermatological composition comprising an aqueous phase, and a merocyanine of formula (I):

##STR00001##

and at least one hydrotrope chosen from nicotinamide, caffeine, salicylic acid salts, the sodium salt of pyroglutamic acid (sodium PCA), sodium 1,3-benzenedisulfonate, sodium benzoate, sodium 4-pyridinecarboxylate, sodium benzenesulfonate, sodium p-toluenesulfonate (NaPTS), sodium butyl monoglycol sulfate (NaBMGS), 4-aminobenzoic acid HCl, sodium cumene sulfonate, N,N-diethyl nicotinamide, N-picolyl nicotinamide, N-allyl nicotinamide, 2-methacryloyloxyethyl phosphorylcholine, resorcinol, pyrogallol, N-picolylacetamide, procaine HCl, proline HCl, pyridine, 3-picolylamine, sodium ibuprofen, sodium xylene sulfonate (SXS), ethyl carbamate, pyridoxal hydrochloride, sodium benzoate, N,N-dimethylacetamide, N-methylacetamide, isoniazid, and mixtures thereof.

An effervescent composition is provided which contains a phase-stable oil-in-water emulsion comprising a discontinuous oil phase homogenously distributed within continuous water phase, wherein the discontinuous oil phase comprises a UV-absorbing compound; and from about 20% to about 30% by weight of the composition of a combination of at least two propellants selected from the group consisting of dimethyl ether, a hydrocarbon, or mixtures thereof, and 1, 1-difluoroethane, where the composition includes from about 8% to about 15% by weight of each propellant in the propellant combination, and where the composition provides a phase-stable, effervescent foam when discharged from a pressurized aerosol container.

The sunscreen composition includes dibenzoylmethane derivative in 1 to 5% by weight of the composition, octyl-methoxycinnamate in 1 to 10% by weight of the composition and dermatologically acceptable excipients in 79 to 97% by weight of the composition containing 60-75% aqueous phase stabilised with 1-(4-methoxy-5-benzofuranyl)-3-phenyl 1, 3 propanedione (pongamol) in 0.9 to 6% by weight of the composition.

Compounds that stabilize ultraviolet (UV) light are generally disclosed herein. Methods of making and using such compounds are also generally disclosed. Compositions, such as sunscreen compositions, containing such UV-stabilizing compounds are also generally disclosed herein. In some embodiments, UV-stabilizing compounds disclosed herein are derived from a natural oil, such as by metathesis.

Compositions and formulations for hair treatment are provided herein. Methods for hair treatment, such as methods for preventing or treating hair loss or hair thinning, are also provided herein. The methods and formulations may promote hair growth, hair restoration or hair thickening, or increase hair density or hair growth rate.

Methods and compositions for treating disorders of the nail and nail bed. Such compositions contain a vehicle in which all components of the composition are dissolved, suspended, dispersed, or emulsified, a non-volatile solvent, a wetting agent, and a pharmaceutically active ingredient that is soluble in the non-volatile solvent and/or a mixture of the vehicle and the non-volatile solvent, and which composition is effective in treating a disorder of the nail or nail bed.

Disclosed are cosmetic or pharmaceutical composition comprising a UV filter combination of (a) an aqueous dispersion of 5,6,5,6-tetraphenyl-3,3-(1,4-Phenylene)bis(1,2,4-Triazine) corresponding to the formula

##STR00001## in particulate form; and (b) the UV filters selected from (b.sub.1) Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine; (b.sub.2) Butyl Methoxydibenzoylmethane; (b.sub.3) Diethylhexyl Butamido Triazone; (b.sub.4) Ethylhexyl Triazone; (b.sub.5) Diethylamino Hydroxy Benzoyl Hexyl Benzoate; (b.sub.6) Ethyhexyl Methoxycinnamate; (b.sub.7) Ethylhexyl Salicylate; (b.sub.8) Homosalate; (b.sub.9) Octocrylene; (b.sub.10) Methylene Bis-Benzotriazolyl Tetramethylbutylphenol; (b.sub.11) Phenylbenzimidazole Sulfonic Acid; (b.sub.12) Titanium Dioxide; (b.sub.13) Tris-Biphenyl Triazine; and (b.sub.14) (2-{4-[2-(4-Diethylamino-2-hydroxy-benzoyl)-benzoyl]-piperazine-1- carbonyl}-phenyl)-(4- diethylami- no-2-hydroxy-phenyl)-methanone; (b.sub.15) BBDAPT; Benzoic acid, 4,4-[[6-[[3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]-1 disiloxanyl]propyl]amino]-1,3,5-triazine-2,4-diyl]diimino]bis-, dibutyl ester; (b.sub.16) benzylidene malonates; and (b.sub.17) merocyanine derivatives; (b.sub.18) Bis(butylbenzoate) diaminotriazine aminopropylsiloxane; (b.sub.19) Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine) encapsulated in a polymer matrix; (b.sub.20) 2-(2H-Benzotriazol-2-yl)-6-[(2-ethylhexyloxy)methyl]-4-methylphenol; and (b.sub.21) 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-methylphenyl ester.

Sunscreen composition including a combination of a linear ultraviolet radiation absorbing polyether that includes a covalently bound UV-chromophore, and at least one non-polymeric UV-screening compounds.

The present invention relates to cosmetic composition comprising UV-filter(s), an ester of a fatty acid and dextrin and a mixture of branched and linear saturated C15-C19, wherein said mixture comprised primarily branched saturated C15-C19 and a specific cellulose derivative. This cosmetic composition shows a significantly increased water resistance.

A skin care composition that includes from about 0.01% to about 50% by weight of the composition, of water-soluble or water-dispersible UV-blocking active, from about 0.1% to about 50% by weight of the composition, of a wax having a melting point of from about 68 C. to about 95 C. and having an average particle size in the composition of from about 100 nm to about 100 microns, and from about 0.1% to about 20% by weight of the composition, of a particulate UV filter. The skin care compositions can provide improved UV protection, while providing good skin feel.