A tooth whitening and/or tooth sensitivity strip or film comprising: about 1-20 wt. % hydroxyapatite (HAP). A process for the manufacture of a tooth whitening strip or film, the process comprising at least the steps of: —mixing at least one or a combination of polyvinylpyrrolidone (PVP) polymers wherein the amount of the polyvinylpyrrolidone (PVP) polymers is greater than 75 wt. % of the film or strip; and —an amount at least about 1-20 wt. % hydroxyapatite (HAP); and —at least one or a combination of polycarbophils; —with water to provide an aqueous tooth whitening liquid; —applying the aqueous tooth whitening liquid to a substrate to provide a substrate carrying the aqueous tooth whitening liquid; —drying the aqueous tooth whitening liquid to provide a tooth whitening film on the substrate, said film having a thickness from about 50 pm to about 500 pm.

The present disclosure provides low-water oral care compositions comprising a whitening agent and a flavor system encapsulating one or more flavor ingredients, wherein the flavor system provides improved taste to the consumer, masking the negative taste attributes of the whitening or oxidizing agents, and is also believed to be able to improve the flavor stability over the life of the product, and methods of using the same.

Provided is a composition for the treatment of keratin fibers, for example human keratin fibers such as the hair, comprising, in a cosmetically acceptable medium, at least one cationic polymer; at least one fatty amide; at least one anti-oxygen agent; and at least one oxidizing agent; wherein the pH of the composition ranges from 1.5 to 4.5. Also provided is a composition for the treatment of keratin fibers, comprising, in a cosmetically acceptable medium, at least one cationic polymer; at least one fatty amide; at least one anti-oxygen agent; and at least one oxidizing agent; wherein the pH of the composition is alkaline. Also provided is a method for treating keratin fibers, comprising applying, to the keratin fibers, at least one oxidizing composition described herein.

Provided is a composition for the treatment of keratin fibers, for example human keratin fibers such as the hair, comprising, in a cosmetically acceptable medium, at least one cationic polymer; at least one fatty amide; at least one anti-oxygen agent; and at least one oxidizing agent; wherein the pH of the composition ranges from 1.5 to 4.5. Also provided is a composition for the treatment of keratin fibers, comprising, in a cosmetically acceptable medium, at least one cationic polymer; at least one fatty amide; at least one anti-oxygen agent; and at least one oxidizing agent; wherein the pH of the composition is alkaline. Also provided is a method for treating keratin fibers, comprising applying, to the keratin fibers, at least one oxidizing composition described herein.

A method for reversing or mitigating skin aging comprising topically applying a composition which comprises at least one oxidant, and at least one fluorescent dye capable of activating the oxidant and illuminating said composition for a time sufficient to activate the at least one oxidant.

A method for reversing or mitigating skin aging comprising topically applying a composition which comprises at least one oxidant, and at least one fluorescent dye capable of activating the oxidant and illuminating said composition for a time sufficient to activate the at least one oxidant.

The present disclosure provides a patch which is attached to a tooth or oral mucous membrane and releases an active ingredient to a portion attached, in which the patch comprises a drug layer having an adhesive surface attached to the tooth or oral mucous membrane and a backing layer laminated on the drug layer, and comprises at least one reticular structure inside the drug layer, and is divided into at least 2 drug layers at the boundary of or by the reticular structure.

The present disclosure provides a patch which is attached to a tooth or oral mucous membrane and releases an active ingredient to a portion attached, in which the patch comprises a drug layer having an adhesive surface attached to the tooth or oral mucous membrane and a backing layer laminated on the drug layer, and comprises at least one reticular structure inside the drug layer, and is divided into at least 2 drug layers at the boundary of or by the reticular structure.

The present disclosure relates to a nanoemulsion composition for tooth whitening and method for preparing the same, and the present disclosure provides a composition for tooth whitening and method for preparing the same, including a water phase part containing water; and an oil phase part dispersed in the water phase part and made of nanoparticle containing a perfluorocarbon compound, wherein the oil phase part includes oxygen gas. According to the present disclosure, there is an advantage of replacing peroxide and at the same time exhibit excellent tooth whitening effect.

The present disclosure relates to a nanoemulsion composition for tooth whitening and method for preparing the same, and the present disclosure provides a composition for tooth whitening and method for preparing the same, including a water phase part containing water; and an oil phase part dispersed in the water phase part and made of nanoparticle containing a perfluorocarbon compound, wherein the oil phase part includes oxygen gas. According to the present disclosure, there is an advantage of replacing peroxide and at the same time exhibit excellent tooth whitening effect.