If you made a mistake with box dye If you're fixing it at home, wait at least two weeks, but professional advice might expedite the process.
``Experts advise waiting at least 2 weeks (technically 15 days) before dyeing it again. However, this is the minimum amount of time and, in some cases, you may need to extend that period to 4 weeks.
After using box dye, it's generally recommended to wait at least 4 to 6 weeks before getting your hair dyed professionally. This waiting period allows your hair and scalp to recover from the chemicals in the box dye and helps ensure the best results with the professional dye.
``Experts advise waiting at least 2 weeks (technically 15 days) before dyeing it again. However, this is the minimum amount of time and, in some cases, you may need to extend that period to 4 weeks.
Generally speaking though, it's best to wait 4-6 weeks before having another color treatment – in most cases, this is enough anyway and reduces the risk of hair damage. There are some exceptions, but in general, it's better to err on the side of caution and wait for this long.
Waiting to Re-Dye Your Hair
When using demi-permanent or permanent hair dyes, it's important to wait two weeks before re-dyeing. Longer-lasting color changes tend to cause more damage.
Your color correction can be done immediately or after a few weeks depending on your current hue. Every stylist uses different formulas and techniques, however, and only they would be able to know the best time to do a color correction.
Certain harsh chemicals in popular box dyes have given many stylists pause. Common concerns include: Ammonia - This mixing agent lifts cuticles to deposit colour but is quite drying over time. Peroxide - High volumes like 30+ developer cause more damage to delicate hair.
For a more permanent solution, try applying the hair dye to the exact area you missed before. Make sure to position a mirror in the right spot so you can see it clearly. Or, turn to a professional hair colorist who will be able to seamlessly fill in any gaps in your hair color without overlap.
"Tell your colorist—calmly—that you are unhappy with how the look turned out, and he or she will be understanding," celebrity colorist Rita Hazan says. Try to explain exactly what you don't like about the color. Is it too dark all over? Is the tone too warm or too cool?
You should wait at least two weeks after your last dye session to re-dye your hair, regardless of the reason. If you're maintaining your color, stylists recommend returning to the salon every four to six weeks for a touch-up.
If your hair is brown, you may need to bleach it more than once before you apply the grey dye. It's important you get your hair as light as possible before you attempt to turn it grey – this will help ensure a more even tone and vibrant, all-over colour.
Our favorite color-depositing conditioner is the dpHue Gloss+ thanks to its wide range of shades, easy application, and ability to soften and hydrate hair. For a clear gloss that adds shine to any hair color, we recommend the Pureology Color Fanatic Top Coat + Sheer.
Apply Deep Conditioner to Add Moisture
You'll need to do more deep conditioning than normal because your hair is now damaged. Aim to do deep conditioning once per week if you have color-treated natural hair. Deep conditioning treatments will help to add in the moisture you've lost through the open cuticles.
Assuming your hair is really healthy, If you used semi or Demi permanent dye then it shouldn't have damaged your hair too much and your safe to dye again a week after the first dye, especially if it was natural dye. If your hair is damaged from daily heat or what not, wait 2-3 weeks.
If your fabric dye job turned out splotchy, with low saturation in some areas, you could try overdyeing, or you could run the yardage through the wash to see if any remaining excess dye redistributes to the unsaturated areas.
Comparing Permanent, Semi-Permanent, and Demi-Permanent Hair Dyes. Permanent hair color has the greatest potential for hair damage due to the chemistry involved and should be done most cautiously. Ammonia and hydrogen peroxide combine to open up the hair's cuticle to reach the internal structure and make a color change ...
The fastest way to remove hair dye is typically by using a clarifying shampoo or anti-dandruff shampoo. These shampoos contain strong cleansing agents that can effectively strip color from the hair. It's important to follow up with a deep conditioning treatment, as these shampoos can be harsh and drying on the hair.
Wait at least two weeks before applying another color.
Applying dye again too soon after coloring your hair can cause extensive damage and breakage. Additionally, you will have no way to predict how the color will look, since you're dyeing over an existing dye-job.
If you had a bad coloring job your best bet is to visit a reputable beauty salon and have a trained professional perform corrective coloring that will rid you of the unnatural color and give your hair a second chance.
Low, warm dryer heat may be used to speed processing time. Rinse hair for 3-5 minutes and shampoo. If sufficient color is not removed, repeat steps 2 through 4 on damp, towel-dried hair. Take care not to repeat the above process more than 2-3 times if your scalp is dry or damaged.