Described herein are compounds of formula (I) ##STR00001##
in the form of any one of its stereoisomers or a mixture thereof, and wherein each R.sup.1, independently from each other, represents a hydrogen atom or a methyl group; R.sup.2 and R.sup.3 represent, independently from each other, a C.sub.1-2 linear alkyl group or a C.sub.3-5 linear or branched alkyl group; R.sup.2 and R.sup.3, when taken together, represent a C.sub.2-5 linear, branched alkanediyl and one dotted line represents a carbon-carbon single bond and the second one a carbon-carbon double bond. Also described herein are methods of using compounds of formula (I) as a perfuming ingredient of the floral type and as part of a perfuming composition or of a perfumed consumer product.

A method is provided for learning a perfume preference of a user, including receiving at least one of personal and preference information regarding at least one user; determining a plurality of scents based on the preference information; loading a device with a plurality of containers containing ingredients respectively corresponding to the plurality of scents, the device being configured to dispense the ingredients in a drop-wise manner onto a scent-holding medium; performing a plurality of different trials, each trial including dispensing a combination of the plurality of scents onto a scent-holding medium receiving feedback information from the user regarding the combination wherein each different trial includes a different combination of the plurality of scents, and determining a recommended perfume for the user based on the feedback information.

A method is provided for learning a perfume preference of a user, including receiving at least one of personal and preference information regarding at least one user; determining a plurality of scents based on the preference information; loading a device with a plurality of containers containing ingredients respectively corresponding to the plurality of scents, the device being configured to dispense the ingredients in a drop-wise manner onto a scent-holding medium; performing a plurality of different trials, each trial including dispensing a combination of the plurality of scents onto a scent-holding medium receiving feedback information from the user regarding the combination wherein each different trial includes a different combination of the plurality of scents, and determining a recommended perfume for the user based on the feedback information.

An applicator device includes a formulation assembly with a dispenser portion and one or more formulation reservoirs, the formulation assembly being operable to dispense a formulation from the one or more formulation reservoirs onto one or more regions of a biological surface. The applicator device also includes a photo-dose assembly operably coupled to the formulation assembly, the photo-dose assembly having at least one illuminator oriented to focus electromagnetic energy onto one or more focal regions of a biological surface.

Described herein is a process for preparing a stable perfuming composition including a perfume oil, a viscosifying agent including tricyclodecanedimethanol alcohol, and a perfumery carrier including dipropylene glycol.

Systems, methods, and computer-readable media for a color reproduction service are provided.

The invention relates to a cosmetic process for treating keratin fibers, preferably the hair, comprising at least the steps consisting in: a) applying to said keratin fibers a composition containing at least one substance chosen from fatty substances, non-silicone polymers and surfactants, b) applying a mechanical tension to said keratin fibers, and c) exposing said keratin fibers under mechanical tension to microwaves, at a pressure ranging from 50 000 to 250 000 Pa, in the presence of at least one solvent in vapor form on contact with the keratin fibers and without there being complete drying of the keratin fibers throughout the entire exposure to the microwaves, the solvent(s) in vapor form being entirely generated by evaporating at least one compound present, before emission of the microwaves, on contact with the keratin fibers, step a) taking place prior to step c).

The invention relates to a cosmetic process for treating keratin fibers, preferably the hair, comprising at least the steps consisting in: a) applying to said keratin fibers a composition containing at least one substance chosen from fatty substances, non-silicone polymers and surfactants, b) applying a mechanical tension to said keratin fibers, and c) exposing said keratin fibers under mechanical tension to microwaves, at a pressure ranging from 50 000 to 250 000 Pa, in the presence of at least one solvent in vapor form on contact with the keratin fibers and without there being complete drying of the keratin fibers throughout the entire exposure to the microwaves, the solvent(s) in vapor form being entirely generated by evaporating at least one compound present, before emission of the microwaves, on contact with the keratin fibers, step a) taking place prior to step c).

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.

Oral care compositions comprising citrulline and stannous ion source with a specific pH range are provided for promoting Gum Health of a user.