Topical skin care formulations comprising plant extracts

Patent metadata

Field	Value
Publication number	US-10201494-B2
Application number	US-201815893388-A
Country	US
Kind code	B2
Filing date	Feb 9, 2018
Priority date	Apr 21, 2011
Publication date	Feb 12, 2019
Grant date	Feb 12, 2019

Abstract

Disclosed is a topical skin composition and corresponding methods for its use that includes an extract from Phaseolus vulgaris, Citris sinensis, Wedelia trilobata, Burretiodendron hsienmu, Bauhinia brachycarpa var. cavaleriei, Cystacanthus paniculatus, Caesalpinia minax, Pueraria wallichii, Tetracentron sinense, Bridelia insulana, Hedyotis verticillata, Syzygium fruticosum, Cercidiphyllum japonicum, Bauhinia glauca, Rhododendron siderophyllum, Cudrania pubescens, Cajanus cajan, Wendlandia uvariifolia, Siegesbeckia glabrescens, Azolla imbricate, Juncus bufonius, Poikilospermum suaveolens, Clerodendrum trichotomum var. fargesii, Porandra ramosa, Annona glabra, Sterculia pexa, Phoebe puwenensis, Myriopteron extensum, Croton lachnocarpa, Dillenia turbinata, Alpinia blepharocalyx, Crotalaria spectabilis, Ficus lacor, Ravenala madagascariensis, Cocculus orbiculatus, Drynaria fortunei, Acrachne racemosa, Pseuderanthemum polyanthum, Eriobotrys serrata, Vernonia arborea, Adianthum caudatum, Phaseolus lunatus, Ipomoea cairica, Alopecurus aequalis, Arenga pinnata, Rhynchosia yunnanensis, Syzygium cumini, Clausena dunniana, Cyclosurus parasiticus , or Solanum carolinense.

First claim

The invention claimed is:

1. A method for reducing oxidation in the skin, the method comprising topically applying to the skin a composition comprising from 0.001% to 20% by weight of an aqueous, alcoholic, or aqueous-alcoholic extract from Cystacanthus paniculatus , wherein the extract from Cystacanthus paniculatus , reduces oxidation in the skin.

2. The method of claim 1 , wherein the composition is applied to a fine line or wrinkle.

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

4. The method of claim 3 , wherein the composition is an oil-in-water emulsion.

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

6. The method of claim 1 , wherein the composition is a solution.

7. The method of claim 1 , wherein the composition is anhydrous.

8. The method of claim 1 , wherein the composition comprises 0.001% to 5%, by weight, of the extract.

9. The method of claim 1 , further comprising:
(a) water;
(b) a chelating agent;
(c) a moisturizing agent;
(d) a preservative; and
(e) a thickening agent.

10. The method of claim 1 , wherein the composition further comprises 35-80% by weight of water.

11. The method of claim 1 , wherein the extract is a lyophilized extract in powdered form.

12. The method of claim 1 , wherein the extract is from the whole plant of Cystacanthus paniculatus.

13. The method of claim 1 , wherein the extract is an alcoholic extract.

14. The method of claim 13 , wherein the alcoholic extract is an ethanolic extract.

Assignees

• Mary Kay Inc

Inventors

• Carle Tiffany
• Gan David
• Hines Michelle

Classifications

• A61P17/18

  Antioxidants, e.g. antiradicals (preparations for protection against sunlight A61Q17/00) · CPC title

• A61P17/00

  Drugs for dermatological disorders · CPC title

• A61K8/9741

  Pteridophyta [ferns] · CPC title

• A61K8/9789 Primary

  Magnoliopsida [dicotyledons] · CPC title

• A61K8/9794

  Liliopsida [monocotyledons] · CPC title