They may also help to cover up any problem areas. Particularly hot perms can create many styles based on your face shape, hair thickness, natural curl, and other factors. However, there’s more to perming than just the way it is done.

You can alter the size of the rods so that you create sausage curls and tighter curls. A cold perm can be applied right up to the root and will lift hair and add volume.Ī cold perm is more traditional and is best for those who desire tighter stronger curls.Ī tight spiral is the only style that’s available in cold perms. This will fix the hair in its curved, new shape. To bring the pH back up to standard, a neutralizer will be applied. A cold perm may also be called a ceramic perm by your salon.Ĭold perms are made with ammonium thioglycolate, which breaks down the disulfide bonds in the hair. Cold permsĬold perms are made from an alkaline chemical with a pH of 8.2 to 9.6, similar to baking soda. A hot perm will have less volume and lift at the roots. Your stylist won’t touch your roots because they don’t want to shave your hair. Hot perms are versatile and can be used in a variety of styles. Hot perms are also incredible for people who have a lot of time to do. Hot perms are sometimes called acid perms or digital due to the digital display of the equipment used in hot perms.įor hair with thin hair or hair that has been colored, hot perms work best. To create curls, this acid dissolves the hair’s disulfide bonds. This is the pH of pure, unfiltered water. There are many types of perms, but there are two main methods that every person considering perming their hair should be aware of.Ī formula for hot perms has a pH range of 4.5 to 7.0. Keep this in mind: Your hairstyle should be a reflection of your lifestyle. If you have fine hair or engage in sports, you might need to wash it more often.Ī perm can also be damaged by chlorinated water.

Regular washing can reduce the lifespan of perms. Perming your hair with permanent dye can cause your hair to become more fragile.

Are you a fan of swimming as a sport? Are you a swimmer?Ī perm might not be suitable for you if you answered “yes” to the above questions.

Are you a hairdresser who dyes your hair more than once, or has it been bleached and dyed again?.

When you’re considering a new hairstyle, consider the following first:

Types of spiral perm rods