This is especially important when it comes to your shampoo and conditioner, since those are the two items you’re probably using the most often.
This is hands down the best way to deal with buildup, regardless of what’s causing it. Regular clarifying shampoo can strip color though, so make sure you use a color-safe version! So long as the impact on the color is minimal, you should be able to do this once a week. Avoid using clarifying shampoo more than that, though. [5] X Research source
Apple cider vinegar has the potential to irritate skin. If you feel a burning sensation on your scalp or you have any kind of reaction to the vinegar, rinse it out immediately.
You may be able to use distilled water instead of club soda if you prefer. [9] X Research source Rinsing tap water out of your hair is especially important if your buildup is partially caused by hard water (tap water with a high mineral content). [10] X Research source If you notice crusty, white deposits around your sinks and drains, you probably have hard water where you live. [11] X Research source
You can also add pure baking soda to your hair when it’s dry and comb it out. This may be your best bet if the buildup is caused by oil.
Micellar water is a popular ingredient in the popular French-girl skincare routine, so make sure that the product you buy is designed for hair and not skin. Micellar water is basically super cleanser. It works by attracting and suffocating dirt and oil, which makes it perfect for removing product buildup in your hair. [14] X Research source
It is a healthier option. [17] X Expert Source Bianca CoxProfessional Hair Stylist Expert Interview. 9 May 2019.
If you have naturally oily hair, the buildup in your hair may be sebum—an oil your body naturally produces. Brushing regularly and keeping a clean hairbrush is one of the best ways to solve this particular type of buildup. [19] X Research source Doing this at least once a month should help keep your hair brush clean. A brush that has a mix of boar bristles and nylon fibers is going to be your best bet if you want to protect your hair color since those materials are the best at spreading natural oils out evenly along each hair’s shaft. [20] X Research source
Generally speaking, heat of any kind is not going to be great for your hair—especially if it’s dyed or color-treated. Cut back on the flatiron/curling iron usage, and always set your hair dryer to the lowest heat setting available. You can use heat protectant on your hair to keep the heat from damaging that, but the more products you put in your hair, the more buildup you’ll run into.
You stylist may even recommend a pre-tinted conditioner for you. If you buy one of these conditioners, don’t add any extra dye to it.
Color-treated hair often requires a follow-up appointment every now and then anyway, so it may simply be time for your regular touch up!