Why You Need Ammonia in Permanent Hair Color

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Ammonia might be the most misunderstood ingredient in the world of hair color. Throughout the beauty community, there’s lots of talk about 'ammonia-free dyes', which can give the impression that ammonia should be avoided. However, there's a surprising truth about ammonia in salon hair color that all hairdressers should know: in the long-term, ammonia-based products are often better for hair health than the alternatives.

So, let's explore the differences between ammonia and alternatives for ammonia – plus what makes it perfect for the permanent, rich color of your client's dreams... 

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Close-up of a large section of damp hair. Product is applied to the mid-lengths in a zigzag motion.
Wella Professional colorist smiles while showing something to his blonde-haired client on his phone.
A line of Koleston Perfect permanent hair color by Wella Professionals.
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