A semi-permanent colorant composition is provided that is exhibits excellent color deposit without heat or oxidative treatment, and resists fading throughout several washes.

A concentrate composition comprising: (a) at least 10 wt % of a glycol ester of a fatty acid; (b) at least one acyl alkyl isethionate surfactant of formula (I):

##STR00001## wherein R.sup.1 represents an optionally substituted C.sub.4-C.sub.36 hydrocarbyl group; each of R.sup.2, R.sup.3, R.sup.4 and R.sup.5 independently represents hydrogen or a C.sub.1-C.sub.4 alkyl group and wherein at least one of R.sup.2, R.sup.3, R.sup.4 and R.sup.5 is not hydrogen; and M.sup.+ represents a cation; and (c) at least one zwitterionic or amphoteric surfactant.

One object is to provide a cosmetic composition having high transparency, high stability, good feeling of use and high cleansing power. There is provided a cosmetic composition in a form of an oil-in-water type microemulsion, comprising: (a) at least one type of an oil; (b) a polyglycerol fatty acid monoester having an HLB value of 11 to 18; (c) a polyglycerol fatty acid diester or a polyglycerol fatty acid triester having an HLB value of 10 to 13 and having an alkyl chain or an alkenyl chain of ten to fourteen carbon atoms; (d) an anionic surfactant; and (e) water, wherein a mass ratio of the (c) polyglycerol fatty acid diester or polyglycerol fatty acid triester to the (b) polyglycerol fatty acid monoester is 0.01 to 1.65, and a ratio of a total mass of the (b) the polyglycerol fatty acid monoester and the (c) polyglycerol fatty acid diester or polyglycerol fatty acid triester to a mass of the (a) oil is 1 to 550.

A personal cleansing composition includes a surfactant system, wherein the surfactant system includes from 0.1% to 5% of a fatty acyl isethionate surfactant by weight of the composition; from 0.5% to 40% of a co-surfactant by weight of the composition; from 0.05% to 5% of a natural polysaccharide or a chemically modified natural polysaccharide by weight of the composition; wherein the personal cleansing composition includes a first and second phase, wherein the first phase is an isotropic and micellar surfactant phase; wherein the second phase is a polymer liquid crystalline phase; wherein the composition is free of alkyl sulfate and alkyl ether sulfate type of surfactants; wherein the composition exhibits a yield stress value τ.sub.y from 0.005 Pa to 3 Pa; and wherein the composition exhibits a flow viscosity from 3 Pa.Math.s to 100 Pa.Math.s at 25° C. at a shear rate of 1.5 s.sup.−1.

The present invention relates generally to methods and compositions useful to cleanse, exfoliate, smooth, moisturize, hydrate, and/or improve the appearance and/or condition of skin and/or hair using a composition including shea butter, PEG-50 shea butter, and/or hydrated silica.

Disclosed are high-porosity protein particles useful for carrying one or more agents of interest, methods for their manufacture and use, and products comprising them.

Provided a method of sterilization by ultraviolet irradiation whereby effects on the human body can be mitigated and an odor that arises after ultraviolet irradiation can be controlled. The sterilization method includes: a step (a) of irradiating a skin of a hand or arm with ultraviolet having a wavelength of 200 nm or more and 230 nm or less; and a step (b) of applying a topical skin preparation, cosmetic, or aqueous solution containing at least one amino acid or amino acid derivative selected from an amino acid group A to a region of the skin irradiated with the ultraviolet. The amino acid group A includes valine, leucine, isoleucine, glutamic acid, arginine, serine, aspartic acid, proline, and glycine.

Oral care compositions comprising an amino acid and stannous ion source, especially in the absence of zinc ion source, are provided for promoting Gum Health of a user.

A method of selecting skin treatment regimens, ingredients and compositions that includes measuring the levels of particular small molecule metabolites on skin both before and after product application and testing for a change in small molecule metabolite levels is disclosed.

A composition comprising lipid and surfactant, characterised in that the surfactant has an HLB number of less than 20 and in that the lipid and surfactant are in the form of macromolecular assemblies of less than 10 nm in diameter.