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It is 005 percent!
x - 0.5% = 500x - .005 = 500x - .005 + .005 = 500 + .005x = 500.005Check:x = 500.005500.005 - 0.5% = 500500.005 - .005 = 500500 = 500So x - 0.5% = 500 when x is .005.
005% = 5% which, as a decimal is 0.05
0.0025 = 1/400
% rate= 0.0025 * 100%= 0.25%
0.25 percent is 5 times stronger than 0.05
0025
no there is no natural subsitute for a retin-a
Dr. Allen Kligman is the man that discovered Retin-A.
005 is thicker than 003
0025 = 25 = 25/1 as a fraction.
It is not advisable to use other anti-aging products if you are using Retin-A. Along with the Retin-A, use plenty of sunscreen and a good moisturizer at night.
.0025
.005= .5%
005 = 5
Retin A
It is Spanish for Retin A