Comparison with L-Ascorbic Acid in the market

admin_agecare

11 Jul 2013

Comment

Brand
C’smax
SkinXXXX
Nexxx
Patent
2003
1994
Non
%
22 
10%/15%/20%
20%
Solvent 
amphiphilic solvent, pure C serum
Aqueous solvent, Ion style C
Liposome C
(C/O)
Feature
 

High stability, with patent solvent to absorb Vit. C rapidly and make Vit. C have longer stay in skin                                                 
Add resversatol and zinc to stimulate the absorption of Vit.C

 

 

To cover Vit.C with liposome in order to keep the stability of Vit.C 
Dis-advantage  
Non

 

Difficult to store. Need to put it in refrigerator after opening. Will be oxidized after using for a while. As it use water as solvent, the preservative and stabilizer are needed and which cause the skin irritation
 

 

Molecular weight and viscosity are increased, the absorption is  decreased. Less effectiveness. Need to use device to release Vit.C covered by liposome                           

 

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