# US 11,026,873 B2 · Personal care composition comprising taurine, arginine, glycine

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- Number: US 11,026,873 B2
- Document ID: US11026873B2
- Status: Granted
- Kind: B2
- Application number: 16/066,896
- Filed: 2015-12-31
- Published: 2019-01-10
- Granted: 2021-06-08
- Earliest claimed: 2015-12-31
- Assignees: Colgate-Palmolive Company
- Applicants: Colgate-Palmolive Company
- Inventors: Zeenat Nabi; Shujiang Cheng; Halyna Siomyk; Laurence Du-Thumm
- Web page: https://patentgrep.com/patent/US11026873B2

## CPC

- A61K 8/44: Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
- A61K 8/0216: {Solid or semisolid forms}
- A61K 8/042: {Gels}
- A61K 8/463: {containing sulfuric acid derivatives, e.g. sodium lauryl sulfate}
- A61K 8/466: {containing sulfonic acid derivatives; Salts}
- A61K 31/185: Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids (hydroxamic acids A61K31/16; peroxy acids A61K31/327)
- A61K 31/198: Alpha-amino acids, e.g. alanine or edetic acid [EDTA] (betaine A61K31/205; proline A61K31/401; tryptophan A61K31/405; histidine A61K31/4172; peptides not degraded to individual amino acids A61K38/00)
- A61Q 5/02: Preparations for cleaning the hair
- A61Q 5/12: Preparations containing hair conditioners
- A61Q 15/00: Anti-perspirants or body deodorants (deodorisation of air A61L9/00)
- A61Q 17/00: Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
- A61Q 19/00: Preparations for care of the skin
- A61Q 19/007: {Preparations for dry skin}
- A61Q 19/10: Washing or bathing preparations
- A61K 2800/28: Rubbing or scrubbing compositions; Peeling or abrasive compositions; Containing exfoliants
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

Described herein, are personal care compositions comprising taurine in combination with arginine and glycine, and methods for using the compositions to effect reduction of skin irritation and or inflammation, and/or improving barrier repair of the skin.

## Claims

### Claim 1

A personal care composition comprising an amino acid complex consisting of taurine, arginine and glycine in a taurine:arginine:glycine weight ratio of about (65):(34):(1);
wherein taurine, arginine and glycine are the only amino acids present in the personal care composition; and
wherein the personal care composition is selected from a rinse off composition and a leave-on composition.

### Claim 2 (depends on 1)

The composition according to claim 1, wherein the combined total amount of taurine, arginine and glycine in the composition is from 0.001% to 5% by weight.

### Claim 3 (depends on 1)

The composition according to claim 1, wherein arginine is L-arginine.

### Claim 4 (depends on 1)

The composition according to claim 1, wherein the rinse off composition is selected from a bar soap, a body wash, a shower gel, a shampoo, a conditioner, a liquid hand or other soap, a dish soap and a facial wash; and the leave on composition is selected from a lotion, a cream, an underarm product, an antiperspirant stick, a gel, a roll-on and a pump spray.

### Claim 5 (depends on 1)

The composition according to claim 1, wherein the composition further comprises a carrier comprising a personal care ingredient.

### Claim 6 (depends on 5)

The composition according to claim 5, wherein the personal care ingredient is selected from a fragrance, a preservative, a solvent, a propellant, an exfoliant, surfactants a skin cell renewal agent, an anti-acne drug, an antiperspirant compound, an insect repellent agent, a sunscreen agent, a decomposition product of an oils or a fat, and a mixture of two or more thereof.

### Claim 7 (depends on 5)

The composition of claim 5, wherein the personal care ingredient comprises an exfoliant.

### Claim 8 (depends on 5)

The composition of claim 5, wherein the personal care ingredient comprises a surfactant.

### Claim 9 (depends on 1)

The composition of claim 1, wherein the composition further comprises an additional agent for improving barrier function of the skin.

### Claim 10 (depends on 9)

The composition of claim 9, wherein the additional agent for improving barrier function of the skin is selected from: glycerin, vitamin B3, a natural moisturizing factor, hyaluronic acid, cholesterol, a fatty acid, a triglyceride, a phospholipid, a glycosphingolipid, urea, linoleic acid, a glycosaminoglycan, a mucopolysaccharide and a mixture of two or more thereof.

### Claim 11

A personal care composition comprising an amino acid complex consisting of taurine, arginine and glycine in a taurine:arginine:glycine weight ratio of (65):(34):(1); and wherein the personal care composition is selected from a rinse off composition and a leave-on composition.

### Claim 12 (depends on 11)

The personal care composition according to claim 11, wherein taurine, arginine and glycine are the only amino acids present in the personal care composition.