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Lathering the hair colour before rinsing: is it important?
Yes, it is important to lather the hair colouring product before rinsing it off.
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Left over product: can I keep it for next time?
No, you cannot keep a mixture for a future application.
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Hair colour: why does it change during the summer?
Like the skin, hair is exposed to the sun, and therefore UV rays, during the summer.
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Hair colourant: can I apply on hair having previously used Henna or colouring products with metal salts?
No, applying Garnier hair colorant to hair previously exposed to Henna or metal-salt hair treatment is not recommended. The hair’s structure could become brittle.
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Worried about your hair roots? Here’s everything you need to know to hide them
Are you worried about your hair roots showing through after your last dye job? Don’t fret, just read this helpful guide for tips on the best ways to hide your roots.
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How do you choose the right Olia hair colour for you? Follow these 5 simple tips
Switching up your shade? To really nail that perfect transformation, it’s important to pick an Olia hair colour that’ll perfectly complement you – and nourish your locks.
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How to get hair dye off your face? It’s easy if you follow our 5-step tutorial
How to get hair dye off your face? 1: Gather a few items. 2: Act fast. 3: Soap and water. 4: An exfoliating scrub. 5: Oil-based cleanser and overnight moisturiser
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What is a hair dye patch test? 4-step tutorial to do it with ease
Hair dye patch tests are a non-negotiable when you colour your hair at home. Here’s how to do one in four easy steps to detect allergies to your dye before you colour.
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How to slow down red hair fading? 5 tips to keep your colour vibrant for longer
Reduce red hair fading with these top 5 tips that take you from selecting the right dye, through to the right shampoo, conditioner and hair care routine.
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Is it necessary to perform the allergy test before applying the hair color?
Is it necessary to perform the allergy test before applying the hair color?
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