Keratin Hair Treatment 101: Smooth Hair Guide

A keratin hair treatment is like giving lifeless, dry, frizzy, and unmanageable hair a second chance. Canada is notorious for its weird hair seasons, whether it's the dry winter weather, indoor heaters, or the humid summer days. But smooth hair should still feel soft, touchable and natural. Getting this hair-healthy, happy result begins with picking the right formula, stylist and post-care.

What Is Keratin Treatment?

Keratin hair treatment is a smoothing process which will enable your hair fibre to feel more relaxed, calmer and smoother. The formula isn't designed to alter your hair. The formula is designed to help you achieve less frizz, more shine, and easy styling all day long.

A keratin smoothing treatment is ideal for hair that could be dry, frizzy, coarse, wavy, curly, or damaged by colour services and heat styling. The stylist will apply the formula to your hair, process it, and finish it with heat throughout the service to seal the smoother finish into the hair cuticle.

The results will last for months usually, but it can differ depending on the various factors like types of hair, frequency of wash, the product that you are using and weather conditions. If you are getting coloured hair or porous hair, you will be able to take care of your hair after the treatment if you know whether your hair is low or high porosity.

How Juvexin Makes GK Hair Different

At the centre of GK Hair’s formulas is Juvexin, the brand’s proprietary blend of keratin proteins. The newest version of the formula, Juvexin V2, GK Hair claims, is a quinoa and pea-derived protein that helps promote healthier-looking hair from within.

GK Hair’s smoothing tech is distributed worldwide as well. With products available on 6 continents and in over 75 countries, GK Hair gives its keratin formulas a far more professional pedigree than your average smoothing solution.

Juvexin is important because most smoothing formulas focus solely on achieving a smooth appearance. GK Hair’s formulas are designed to help maintain smoothness, shine, manageability, and overall healthier-looking hair.

Feature	Juvexin-Based GK Hair Treatment	Standard Hydrolyzed Keratin Treatment
Main focus	Smoothness, shine, strength, and manageability	Temporary smoothing and frizz control
Best for	Frizzy, dry, colour-treated, or hard-to-style hair	Hair that mainly needs short-term softness
Hair feel	Smoother but still touchable	Can feel smooth, but results vary by formula
Brand value	Uses GK Hair’s signature protein technology	Uses a more general keratin approach

Keratin Treatment at Home vs. In-Salon Care

At-home care and salon services aren't the same. Professional treatment alters the hair's behaviour for months. At-home care protects and maximises your results between appointments.

At-Home Aftercare

At-home care refers to shampoo, conditioner, masks, leave-ins, and styling products used between salon visits to help maintain smooth hair. These products don't replace professional treatment, but they can alleviate dryness, soften stubborn ends, and maintain the finish.

Humidity, cold weather, and indoor heat can all cause hair to look puffier. That's because the weather changes the moisture level in your hair fibre. Knowing why your hair goes frizzy can help you decide which aftercare products to use. A simple at-home routine with gentle cleansing, weekly conditioning, and lightweight styling support can help you maintain smooth hair all season long, whether that's winter dryness or summer humidity.

In-Salon Services

While at-home products are a great way to take care of your hair between appointments, professional services are ideal for long-lasting smoothness, frizz-control, and easier styling. Seeing a trained stylist also allows them to evaluate your hair texture, colour history, damage, and porosity prior to recommending the best service timeline and heat level.

Application is important too. Too much product buildup, uneven sectioning, or an incorrect iron temperature can affect your final result. This is why having professional guidance is beneficial here in Canada: your hair may react differently to winter dryness than to summer humidity.

Is Keratin Treatment Good for Hair?

Yes, when done correctly, treatments can be beneficial to your hair. If your hair care needs align with the formula, application, and aftercare of a specific treatment, your hair can become easier to manage, less frizzy, shinier, and look healthier overall. Smoothing your hair will flatten the cuticle of your hair, making the surface smoother.

Safety is always important. According to Health Canada, formaldehyde can be listed under formaldehyde, methylene glycol, or formalin in cosmetic products, so make sure to always read ingredients and talk to your stylist you trust before getting a smoothing service.

A reputable stylist will take into consideration your hair’s condition prior to implementing heat. If your hair is extremely weak, over-lightened, or breaking, it may need to be repaired with some intensive care.

Can a Keratin Hair Treatment Help With Hair Growth?

No, not exactly. The smoothing service doesn’t cause new hair to grow from your scalp.

Hair may appear longer and fuller with a smoother finish as the lengths will likely snap less when they’re easier to brush and style. But that isn’t the same thing as new growth. For hair loss, thinning hair, bald spots or scalp issues, consult a dermatologist according to the American Academy of Dermatology.

Smoother, stronger-feeling lengths can help you maintain the hair you have by keeping it looking better. Ends that are protected will typically look healthier than dry, frizzy ends or ones that snap off.

pH+ Shampoo

Argan Oil Serum

Deep Conditioner Hair Treatment

The Best Hair Treatment

Can You Get a Keratin Hair Treatment If You Have Colour-Treated Hair?

Yes, colour-treated hair can take smoothing care if the stylist picks the appropriate formula at the appropriate time. Timing is important, and a consultation is key. Colour, bleach, toner and recent highlights all alter the reaction of the hair.

Colour-treated hair may benefit from smoothing, as many colour services can leave hair thirsty. Chemical services open up the hair fibre, making it more porous. Porous hair allows moisture to escape faster as the cuticle isn't lying down as flat. That means shiny can go away quicker, too.

Smoothing may be suggested after colour or may be modified if the stylist feels that the hair is delicate during your consultation. GK Hair aftercare is great for extending softness and shine between salon visits.

What Is the Process of Getting a Keratin Hair Treatment?

In most cases, the steps of a salon smoothing treatment go in this order. While the specifics of a methodology will differ from formula to formula, hair type to hair type, and person to person, the overall process of a hair salon procedure ought to be organized and exact.

Clarifying Shampoo: To remove buildup and prepare the hair surface, hair is shampooed with a clarifying shampoo.
Sectioning: Hair is dried/towel dried as needed and pulled into small sections in order to apply evenly.
Application: the smoothing formula is applied along the lengths of hair, and attention must be given to not overloading near the scalp.
Processing: Leave the formula on the hair for the specified time, depending on the texture, density and condition of the hair.
Rinse and dry: Rinse hair according to usage; dry hair straight with tension using a blow dryer.
Flat iron at the correct temperature to help lock in the finish and for heat sealing.
After care plan: Stylist shows when, how, and what products to use for keeping the results at home.

Stylist's Corner

Ideally, try to work in clean thin sections and pat out excess product before blow drying. The hair should not be dripping wet. If you apply too much product, it will weigh the finish down; if not enough, it will not be soft and smooth.

Keratin Hair Treatment Products

Using the right GK Hair support products will allow your results to last longer and feel great. You should choose your GK Hair products based on your hair’s needs and not by the service name.

The Best Hair Treatment: This product is best for professional smoothing and maximum frizz control. This treatment is applied by a stylist in small sections. Process time will vary depending on hair type. After processing, the treatment is sealed with heat.

pH+ Shampoo: This shampoo is best for pre-treatment cleansing. Your stylist will use this before any smoothing services to help rid your hair of buildup.
Deep Conditioner: This is best for dry or stressed-out lengths. Apply from mid-lengths through ends after shampooing. Leave on for approximately 5 minutes, then rinse hair thoroughly. Use weekly or as recommended by your stylist.
Leave-In Spray or Cream: This product is best for daily softness and detangling. Apply a dime-sized amount to damp hair before styling. Concentrate on mid-lengths through ends.
Argan Oil Serum: This serum is best for added shine and frizz control. Apply 1 to 2 pumps to damp or dry ends. If your hair tends to get oily at the roots, you may want to avoid applying it there.

Moisturizing Shampoo and Conditioner : This shampoo and conditioner set is best for normal to dry or coarse hair. Use this after your first approved wash, followed by regular use to maintain soft, manageable hair.

Achieve Smoother Hair with the Right Routine

A keratin hair treatment should always include at-home and salon services that work together. Beautifully smooth hair starts with proper prep, application, and maintenance of your aftercare routine. As we know, Canadian weather isn’t always the kindest to hair. But with the right products, daily styling can be easier. Shop our Shampoo & Conditioner collection to help maintain softer results at home.

Frequently Asked Questions

What is the duration of the smoothing?

Depending on hair type, frequency of washing, products used in your routine and exposure to weather elements, most salon smoothing results will last between 3-5 months. Frequently washed hair or hair exposed to extreme humidity must be touched up prior to that. Aftercare is essential for the maintenance of a longer, smoother finish, and should be gentle.

Would a smoothing formula be harmful?

With the right formula, the right space and the right directions (from your stylist), smoothing formulas may be safe. We recommend asking your stylist what will be used in your service prior to the day of your appointment. Sensitive scalps, pregnancy, allergies and people with any breathing issues need to seek advice from their stylist.

Is it possible to shampoo the hair after a smoothing?

Yes, but the wait times will differ based on the formula that your stylist uses during your appointment. Some services may require washing immediately, and others may need to wait. Be sure your stylist provides you with aftercare instructions prior to leaving the salon. The do's and don'ts of shampooing will be explained when they can.

Does the weather in Canada influence smooth hair?

Hair can be impacted by humidity, warm air during the winter, rain, and humidity in the summer. Using a good at-home hair routine is key to maintaining that salon finish. Seek moisture-boosting products that will cleanse the hair gently without making it unhealthy. If it is necessary to use any light styling products, use these to help keep the hair smooth between salon treatments.