Keratin shampoo is shampoo that is enriched with a fibrous protein called keratin. Hair is made up of a series of flattened cells that contain keratin. These filaments make the hair strong and they also give the hair structure. This type of shampoo can provide hair core strength for better elasticity and can soften the hair and reduce spilt ends and breakages. Keratin shampoo contains amino acid that also helps to produce shiny, healthier hair.

When using a keratin shampoo, it is essential to use enough to coat the hair. Keratin can bond to each individual strand, leaving a protective coating that lasts until the next wash. This coating can protect the hair from excessive heat and pollution, while at the same time leaving it bouncy and manageable. Keratin conditioner used after shampooing can produce a more effective overall result.

All types of hair can be improved by using keratin shampoo but it can particularly help frizzy, curly hair. It can repair the core damage done to the hair shaft and replenish the hair. Keratin can even help to straighten the hair by making it heavier. A Brazilian keratin hair treatment can be done to completely straighten the hair, but the results are not permanent. The curls will typically return within three months but the hair will remain softer and more manageable.

Some brands of keratin shampoo contain formaldehyde. If it is absorbed into the skin, it may induce cancer. Using keratin shampoo over a long period of time can also cause hair thinning or hair loss. When this side effect occurs, obvious hair loss may be noticed after the first application. For the first two to three weeks, keratin shampoo may leave the hair lifeless and dull and any natural curl might also be eliminated.

Allergic reactions can occur while using keratin shampoo. This can happen to people who have a history of allergic reactions. Some of these reactions include severe itching or a rash the covers the scalp. These symptoms can also happen if the shampoo is not formulated for the correct hair type. Keratin- based shampoos are made for specific hair textures.

Before using any keratin product, these side effects should be taken into consideration. The most commonly seen is a significant loss of hair. Complete straightening of naturally curly hair can take several keratin treatments and this is typically when the hair loss occurs.