Skin care compositions

Abstract

Disclosed are topical compositions providing a high level of hydration and which comprise a vitamin B3 compound and a conditioning component for regulating the condition of skin.

What is claimed is:  
     
       1. A high level hydration skin care composition comprising: 
       a.) from about 1% to about 5% by weight of the composition of niacinamide;  
       b.) from about 1% to about 10% by weight of the composition of an emollient comprising a combination of isopropyl isostearate, cottonseed oil fatty esters of sucrose and polyalkylsiloxanes;  
       c.) from about 1% to about 10% by weight of the composition of a humectant comprising glycerin:  
       d.) from about 1% to about 10% by weight of the composition of a structuring agent comprising a combination of cetyl alcohol, stearyl alcohol, stearic acid and PEG-100 stearate:  
       e.) from about 0.25% to about 2% by weight of the composition of a thickening agent selected from homopolymers and copolymners of acrylic acid, methacrylic acid, lower alkyl esters thereof, and C 10-30  alkyl acrylates crosslinked with allyl ethers of sucrose or pentaerythritol; and  
       f.) from about 0.05% to about 1% by weight of the composition of an emulsifier comprising a blend of sorbitan stearate and sucrose cocoate.  
     
     
       2. A composition according to  claim 1 , further comprising a retinoid. 
     
     
       3. A composition according to  claim 2 , wherein the retinoid is selected from the group consisting of Vitamin A alcohol, Vitamin A aldehyde, retinyl acetate, retinyl palmitate, and mixtures thereof. 
     
     
       4. A method of regulating visible and/or tactile discontinuities in the texture of mammalian skin, comprising applying to the skin of a mammal from about 0.1 mg/cm 2  to about 10 mg/cm 2  of a composition according to  claim 1 . 
     
     
       5. A composition according to  claim 1  which further comprises titanium dioxide. 
     
     
       6. A composition according to  claim 1  wherein the composition is in the form of emulsions.