Excellent conditioning for damaged and fine hair. Hair looks and feels noticably smoother without being weight down. I use this in combination with the Extreme Shampoo, Conditioner and Anti-Snap alter...

I found that committing heavily to this product did show results. I say committing heavily because I found that I needed to use it as a two step program - first this product to strengthen, then a heav...

I have been using redken extreme CAT protein treatment for many years! A hairdresser recommended it and it's really helped my highlighted hair. I find I go through spurts of using it and not using it ...

Looooove! This has helped my hair A LOT! Only about two months ago I couldn't even do a cold blow dry on my hair without it curling and frizz itself up and be super dry. But then I went to a good hair...

love this product! my hair is extremely damaged and fried from years of chemical abuse plus a recent bleach and dye job where the colorist left them on for too long. im in the process of regaining my ...

I had to stop by and give a shout out to this stuff. I used to use it back in the day when I was bleaching my hair regularly. Stopped using it somewhere along the line and had resigned myself to the...

I use the whole Redken Extreme line but this is the only product I'm not sure about. My hair feels sort of stiff afterwards and the spray bottle is awkward to use

also I should also mention that you must use a great moister rich conditioner with this and rinse well. Too much protein without moister = horrible crunchy hair with this stuff. Good luck.

I noticed that this product appears to have a dup or a previously released version of the product on this site. This review is for the product currrently listed on the Redken site as the "Extreme CAT...

I have been bleaching my hair heavily every 2 months for the last 3 and a half years, as well as blow-drying and styling (which i soon quit!) I have a mousy light brown hair and I bleach it to complet...