For example, if you have a light hair color, a salon professional can adjust the formula so that the tonality of your shade doesn’t change. [4] X Research source If you decide to go with a stylist, schedule a consultation first so they can determine the appropriate formula for your hair.

Since formaldehyde is used in higher amounts in salons, it can be hazardous to those who work with it often. [8] X Trustworthy Source US Occupational Safety and Health Administration U. S. government agency responsible for setting and enforcing workplace safety standards Go to source DMDM hydantoin, glyoxal, imidazolidinyl urea, diazolidinyl urea, methyl glycol, polyoxymethylene urea, quaternium-15, and sodium hydroxymethylglycinate are all formaldehyde releaser chemicals that may be found in hair care products. [9] X Research source Treatments without toxic chemicals are not as effective at softening the curl pattern of hair.

Anti-residue shampoo is formulated to remove buildup from your tresses, such as from conditioners or styling products. This will prepare your hair to evenly absorb the keratin treatment. Anti-residue shampoo is sometimes called “clarifying shampoo. ”

A Brazilian treatment requires your hair to be slightly damp (85-90% dry) whereas a keratin treatment requires fully dry hair. Since the terms “Brazilian” and “keratin” (as they relate to hair treatments) are sometimes used interchangeably, it’s important to check with your product’s instructions.

If your product instructions differ from these instructions, always follow the directions provided by the manufacturer of your product.

Using a flat iron that is too hot may scorch your hair and cause breakage.

Try using a dry shampoo if the lack of lathering your locks is bothering you. [16] X Research source

Using hair ties or clips may cause a crease in your hair. However, this may not be the case if you wear a hair tie loosely. [18] X Research source