IP Library Granted Patent US 8,883,224
Granted Patent B2
US 8,883,224 · App. 13/432,875 · Granted Nov 11, 2014

Topical skin care formulations comprising plant extracts

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Quick Facts
Patent No.
US 8,883,224
App. No.
13/432,875
Granted
Nov 11, 2014
Kind
B2
Abstract

Disclosed are topical skin compositions and corresponding methods for their use that include plant extracts. One such composition can include a TNF-α inhibitor, wherein said inhibitor is an aqueous extract from the whole plant of Polygonum multiflorum , an antioxidant and a tyrosinase inhibitor, wherein said antioxidant and tyrosinase inhibitior is an aqueous extract from the whole plant of Lonicera japonica , and a dermatologically acceptable carrier, wherein the composition can include at least 50% by weight of water.

Claims (18)

1. A topical skin composition comprising:

(a) up to 3% by weight of a TNF-α inhibitor, wherein said inhibitor is an aqueous extract from the whole plant of Polygonum multiflorum;

(b) up to 3% by weight of an antioxidant and a tyrosinase inhibitor, wherein said antioxidant and tyrosinase inhibitior is an aqueous extract from the whole plant of Lonicera japonica ; and

(c) a dermatologically acceptable carrier,

wherein the composition comprises at least 50% by weight of water,

wherein the composition is a lotion, cream, gel, serum, or emulsion, and

wherein the composition is a cleanser product, a toner product, a moisturizer product, or a mask product.

2. The topical skin composition of claim 1 , wherein the composition comprises a moisturization agent, an antioxidant, a structuring or thickening agent, and an emulsifier.

3. The topical skin composition of claim 2 , wherein the composition further includes a silicone containing compound.

4. The topical skin composition of claim 2 , wherein the composition further includes a sunscreen agent.

5. The topical skin composition of claim 1 , further comprising an aqueous extract from the whole plant of Astragalus membranaceus.

6. The composition of claim 1 comprising aqueous extracts of Polygonum multiflorum, Lonicera japonica , and only one additional botanical species.

7. The composition of claim 1 comprising aqueous extracts of only Polygonum multiflorum and Lonicera japonica.

8. A method of treating skin comprising topically applying the composition of claim 1 to skin having inflammation, hyperpigmentation, a sunspot, uneven skin tone, a melasma, or oxidative damage, wherein topical application of said composition treats said skin.

9. The method of claim 8 , wherein the composition inhibits TNF-a activity and tyrosinase activity in said skin.

10. The method of claim 8 , wherein the composition comprises aqueous extracts of Polygonum multiflorum, Lonicera japonica , and only one additional botanical species.

11. The method of claim 8 , wherein the composition comprises aqueous extracts of only Polygonum multiflorum and Lonicera japonica.

12. A method of treating skin comprising topically applying the composition of claim 5 to skin having inflammation, hyperpigmentation, a sunspot, uneven skin tone, or a melasma, wherein topical application of said composition treats said skin.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 20, 2012
From: FLORENCE, TIFFANY; HINES, MICHELLE; GAN, DAVID
To: MARY KAY, INC.
Reel/Frame 028597/0507 →