If it still feels dry, pump it up to twice a week. It's best to do it before coloring, about a week or so. Also, before that, you should use a deep conditioner at least once a week to prepare for the strongest hair before dyeing. Because that process will fade colors, especially dark colors. My recommendation is to start out weekly - if your hair begins feeling weak and limp, lessen to every two or three weeks. Before you coloring your hair, be sure that you wash your hair immediately before the color process. Using a deep conditioner will also provide your hair with more moisture, which will allow the color to soak in better. Before deciding what hair color to choose and dyeing your hair, you should pay attention to the following things, as reported by All Women Stalk. And if you’re trying to get a few more days out of your style, just reach for a good dry shampoo. If you're using a Permanent hair color (lasts until your hair grows out or you recolor), wait 7-10 days and shampoo at least once before coloring. ? Apply the conditioner for five to thirty minutes, depending on the instructions, and then rinse thoroughly. I have HENNA DEEP CONDITIONING stuff already and I'm planning to use that after I am done dying it. Applying a deep conditioner will strengthen your hair before exposing it to the dye. As a result, you can burn your scalp with the chemicals in the dye and end up with unpleasant sensations. While you should skip the shampoo and conditioner the day of coloring, feel free to wash your hair the night before. Tired of the hairstyle and recommend wash hair before coloring your hair a fresher color? And I don't have olive oil, so would an egg yolk and mayonnaise work just as well?? You don't have to shampoo and condition your hair the day of the service, unless you use a lot of hair product. Retain dyed hair color by limiting deep conditioning. DO Heat it Up. Although the right deep conditioning makes your tresses shiny and healthy, it has to follow the right process. What Dye to Use to Color Your Hair at Home If you want your deep conditioner to work double duty and make your hair feel super soft and smooth (or super strong if it is protein based), heat it up. I am dying a little piece of my hair today, and just to be safe I want to condition it. Whenever you wash your hair the last time before dying (preferably 2-3 days before the coloring session), don’t use any leave-in conditioners. Deep conditioning will penetrate your hair and force out some of the color, so doing it afterwards could cause some color fading. With high-quality deep conditioning, you can treat your hair that are damaged and dried due to coloring, sun exposure, styling, and heating. If deep conditioning is recommended before dyeing, then again it should be limited. What Else Not To Do Before Dyeing Your Hair. A: For giving a color service, your stylist will want you to have "clean, dry hair". It's best to wait 6 or so weeks before dyeing hair again, but I've safely done it after a couple of weeks. Using a hot oil or deep conditioning treatment one or two days before your color application can also help to protect your strands and scalp. 7. That means that you should shampoo and condition your hair as you normally would at least the day before your appointment. Before You Dye. Deep condition two days before dyeing. But should I do that one conditioning thing with mayonnaise before I dye it, just so it doesn't kill it too much?? Do not rush.