# US 2013/0156873 A1 · Combination of plant extracts to improve skin tone

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- Number: US 2013/0156873 A1
- Document ID: US20130156873A1
- Status: Published application
- Kind: A1
- Application number: 13/720,557
- Filed: 2012-12-19
- Published: 2013-06-20
- Earliest claimed: 2011-12-19
- Assignees: Mary Kay Inc.
- Inventors: Tiffany Florence; David Gan; Michelle Hines
- Web page: https://patentgrep.com/patent/US20130156873A1

## CPC

- A61K 8/97: from algae, fungi, lichens or plants; from derivatives thereof
- A61K 8/4926: {having six membered rings}
- A61K 8/9789: Magnoliopsida [dicotyledons]
- A61K 36/48: Fabaceae or Leguminosae (Pea or Legume family); Caesalpiniaceae; Mimosaceae; Papilionaceae
- A61P 17/00: Drugs for dermatological disorders
- A61Q 19/00: Preparations for care of the skin
- A61Q 19/02: for chemically bleaching or whitening the skin
- A61K 2800/30: Characterized by the absence of a particular group of ingredients
- A61K 2800/5922: At least two compounds being classified in the same subclass of A61K8/18
- Y02A 50/30: Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
- 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)
- A61P: SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE

## Abstract

Disclosed is a composition and methods of its use for whitening skin or evening out skin tone, wherein the composition includes dried navy (haricot)-bean (Phaseolus vulgaris) powder or an aqueous extract thereof.

## Claims

### Claim 1

A method of whitening skin or evening out skin tone, comprising topically applying to skin in need of treatment a composition comprising dried navy (haricot)-bean (Phaseolus vulgaris) powder or an aqueous extract thereof, wherein topical application of the composition whitens skin or evens out skin tone.

### Claim 2 (depends on 1)

The method of claim 1, wherein the composition comprises dried navy (haricot)-bean (Phaseolus vulgaris) powder.

### Claim 3 (depends on 1)

The method of claim 1, wherein the composition comprises an aqueous extract of dried navy (haricot)-bean (Phaseolus vulgaris) powder.

### Claim 4 (depends on 1)

The method of claim 1, wherein the composition is applied to skin identified as having hyperpigmentation.

### Claim 5 (depends on 1)

The method of claim 1, wherein the composition is applied to melasma.

### Claim 6 (depends on 1)

The method of claim 1, wherein the composition further comprises azuki bean or an extract thereof.

### Claim 7 (depends on 1)

The method of claim 1, wherein the composition is an emulsion.

### Claim 8 (depends on 1)

The method of claim 1, wherein the composition is a cream or lotion.

### Claim 9 (depends on 1)

The method of claim 1, wherein the composition remains on the skin in need of treatment for at least 5 minutes.

### Claim 10 (depends on 9)

The method of claim 9, wherein the composition is removed from the skin.

### Claim 11 (depends on 1)

The method of claim 1, wherein the composition does not include an ecdysteroid and does not include a flour or a flour phase.

### Claim 12 (depends on 1)

The method of claim 1, wherein the composition includes 1 to 5% w/w of dried navy (haricot)-bean (Phaseolus vulgaris) powder or an aqueous extract thereof.

### Claim 13 (depends on 1)

The method of claim 1, wherein the composition includes a UV absorption agent.

### Claim 14 (depends on 1)

The method of claim 1, wherein the composition does not include a bean or extract thereof other than from dried navy (haricot)-bean (Phaseolus vulgaris) and optionally azuki bean.

### Claim 15

A skin whitening composition comprising dried navy (haricot)-bean (Phaseolus vulgaris) powder or an aqueous extract thereof, wherein the composition is formulated as an emulsion, cream, lotion, or gel.

### Claim 16 (depends on 15)

The skin whitening composition of claim 15, wherein the composition is present on hyperpigmented skin.

### Claim 17 (depends on 15)

The skin whitening composition of claim 15, wherein the composition is present on melasmic skin.

### Claim 18 (depends on 15)

The skin whitening composition of claim 15, wherein the composition further comprises azuki bean or an extract thereof.

### Claim 19 (depends on 15)

The skin whitening composition of claim 15, wherein the composition does not include an ecdysteroid and does not include a flour or a flour phase.

### Claim 20 (depends on 15)

The skin whitening composition of claim 15, wherein the composition includes 1 to 5% w/w of dried navy (haricot)-bean (Phaseolus vulgaris) powder or an aqueous extract thereof.