Old towels and t-shirt. Rubber gloves. A plastic mixing bowl. Shower cap. Clips for sectioning. Important: The strand test is there for a reason. Don’t ever begin applying bleach to your hair without first performing a test: an allergy to the chemicals used can be very serious if you have a reaction following a full head application.
Step 4: Wait and Rinse. You should wait at least an hour before washing this mixture off. However, if at any time you experience irritation or burning, you should rinse it off immediately. You may be having a bad reaction to the vitamin C. Once the hour has passed, you should rinse off the shampoo mixture completely. Using regular household bleach and not the recommended dyes or chemicals can damage your hair in the long-term. A few days before you use the bleach, take 0.25 tablespoon (3.69 ml) of the bleach and combine it with about 0.25 cup (about 59 ml) of shampoo. Stir this mixture together with a spoon. 1. You’ll need to prepare your hair. If done incorrectly or carelessly, bleaching can lead to disastrous results. (Think: breakage, burning, and discoloration.) To ensure your hair isn’t damaged by the bleaching process, you’ll need to start preparing your hair months in advance. Because bleach works best on virgin, or unprocessed, hair Step 4: Waiting and Checking. Check your hair regularly to ensure even processing. Peel back some of the mixture and look at the hair closely. If you are using foils, open up a foil or two. The generally recommended processing time for a bleach application is 30 minutes but this is really variable.