Not really, but the efficacy of them stop after a while. It's like, once you've reached a certain point, it just stops working . That applies to Hydroquinone.
2006-11-09 10:44:31
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answer #1
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answered by ALVA 2
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well i have frnds who have been using whitening products 4 a while now n they r actually gettin gud results out of em....u need find out abt the product ur using n also follow any specific instructions given
2006-11-09 05:20:01
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answer #2
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answered by NS 5
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steer clear from those that contain hydroquinone. Mary Kay has what they call "Even Complexion by Timewise " which has been extensively researched it is safe and a geat product to use for skin discolorations checkit out;
http://www.marykay.com/gonions
2006-11-09 06:41:19
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answer #3
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answered by eclairheart 1
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Just ask Michael Jackson!
2006-11-08 14:08:02
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answer #4
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answered by Mikey 2
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