http://thebeautybrains.com/2006/06/03/why-does-shampoo-stop-working-after-awhile/ Cosmetic chemists answer your beauty product questions! We are a group of cosmetic scientists who understand what the chemicals used in cosmetics really do, how products are tested, and what all the advertising means. Sat, 21 Nov 2009 13:20:37 -0500 http://wordpress.org/?v=2.8.6 hourly 1 http://thebeautybrains.com/2006/06/03/why-does-shampoo-stop-working-after-awhile/comment-page-1/#comment-35583 Erryns Health And Beauty Sat, 07 Feb 2009 07:55:23 +0000 http://thebeautybrains.com/2006/06/03/why-does-shampoo-stop-working-after-awhile/#comment-35583 I agree with the brains here I must say.Sounds like Heratase just wants you to not switch from their shampoo.It also has to do with the PH factor of your hair....dunno if youve investigated that possibliity but the PH of your hair can change with products,environment and hormones which is probably where Keratase is coming from I suppose.If you keep a shampoo around with some sort of citrus extract and use it once every other week or so you shouldnt have a problem using the same shampoo forever.The acid in the citrus balances the alkali in your hair to a more neutral PH as well as clarifies build up.Thats what I always do(or i throw a tablespoon of lemon juice in my shampoo but thats my dirty secret i dont reccomend)I use Pureology Hydrate which is a heavy conditioning shampoo and conditioner and I never even have a problem with buildup or ineffectiveness. I agree with the brains here I must say.Sounds like Heratase just wants you to not switch from their shampoo.It also has to do with the PH factor of your hair….dunno if youve investigated that possibliity but the PH of your hair can change with products,environment and hormones which is probably where Keratase is coming from I suppose.If you keep a shampoo around with some sort of citrus extract and use it once every other week or so you shouldnt have a problem using the same shampoo forever.The acid in the citrus balances the alkali in your hair to a more neutral PH as well as clarifies build up.Thats what I always do(or i throw a tablespoon of lemon juice in my shampoo but thats my dirty secret i dont reccomend)I use Pureology Hydrate which is a heavy conditioning shampoo and conditioner and I never even have a problem with buildup or ineffectiveness.

]]> http://thebeautybrains.com/2006/06/03/why-does-shampoo-stop-working-after-awhile/comment-page-1/#comment-1674 thebeautybrains.com » How do 2 in 1 shampoos work? Thu, 01 Feb 2007 03:11:20 +0000 http://thebeautybrains.com/2006/06/03/why-does-shampoo-stop-working-after-awhile/#comment-1674 [...] As a follow-up to the last shampoo post we thought we’d show you a comparison between a “2-in-1” shampoo plus conditioner and a supposed “regular” shampoo. [...] [...] As a follow-up to the last shampoo post we thought we’d show you a comparison between a “2-in-1” shampoo plus conditioner and a supposed “regular” shampoo. [...]

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