L'Oréal Paris Permanent Hair Colour, Radiant At-Home Hair Colour with up to 100% Grey Coverage, Pro-Keratin, Up to 8 Weeks of Colour, Excellence Crème, 4 Natural Dark Brown, 72ml+100g.

L'Oreal Excellence HiColor Permanent Hair Color is the first permanent hair color specifically created for dark hair (black to medium brown). Specifically developed to lift dark hair in one single step, without brassiness. This breakthrough technology lifts hair 3-4 levels.

And take small horizontal or diagonal sections whatever's easiest. Add product and spread working your way down towards your back hairline. Once the scalp area is well saturated immediately begin to

Does this product contain bleach? The L'Oreal Excellence Creme Hair Color is not a bleach. The product contains ammonia and peroxide but not bleach.

6 to 8 weeks Permanent. A permanent dye lasts the longest, and re-applying every 6 to 8 weeks is safe.

Allergic reactions: Some people may have an allergic reaction to the chemicals in hair color products, which can cause symptoms such as itching, redness, and swelling of the scalp or skin. Dry or damaged hair: Some hair color products may strip the natural oils from the hair, leading to dryness or damage.

30 minutes - Step 1: Apply our Excellence hair dye, starting from roots to the ends of the hair. Leave in for 30 minutes and rinse out throroughly. - Step 2: Next use our Wonder Hair Treatment while hair is wet, this hair treatment will protect your hair colour and keep your hair hydrated.

about six to eight weeks Permanent hair color can lighten, darken, or change the tone of your hair; and it'll last about six to eight weeks. It often needs a root touch-up about every four weeks because dark roots are noticeable as the hair grows out, especially if hydrogen peroxide was used to substantially lighten your natural color.

Once you've evenly coated your hair in the hair color, set a timer for 30 minutes to let the color process.

It really all comes down to its formula. With some brands, you can expect them to last anywhere from 6 – 8 washes, but with products like L'Oréal Paris Casting Crème Gloss, you can enjoy your new colour for up to 28 shampoos.

It'll typically last for a short time until your roots start showing. As natural brunettes, brown hair dyes can last the longest compared to other hair dyes.

' 'Within two days of using the creams, my face started to swell and break out in painful red blisters which spread all over my face. 'I was really frightened, especially as I have always taken great pride in my skin.

Any kind of colouring is going to inflict some damage on your hair; it's not possible to lighten hair without damage, or bleach hair without damage. Any kind of colouring is going to inflict some damage on your hair; it's not possible to lighten hair without damage, or bleach hair without damage.