How to Use Keragen for the Best Results

Keragen is more than a product line. It is a complete haircare system designed to smooth, protect, and restore your hair. Each range has a specific role, whether you are looking for a professional smoothing treatment, daily maintenance, or deep repair. This guide explains how to use Keragen step by step so you can enjoy long-lasting, salon-grade results at home.

The Keragen Smoothing Treatment System

The Keragen Brazilian Keratin Treatment is the core of our system, designed to reduce frizz, repair damage, and create silky smooth hair for up to 12 weeks.

How to Use:

Wash hair with Keragen Clarifying Shampoo to remove buildup.
Blow-dry until 80–90% dry.
Apply the Keragen Smoothing Treatment evenly, section by section.
Leave in for 30–40 minutes.
Blow-dry fully and flat iron in small sections to seal the keratin.
Avoid washing for 48–72 hours to let the treatment lock in.

Pro Tip: Always use a heat protectant spray before flat ironing.

Clarifying Shampoo (Pre-Treatment)

This shampoo is formulated to cleanse deeply and prepare the hair cuticle for maximum keratin absorption.

When to Use:

Before every smoothing treatment.
Once every 2–3 weeks to remove buildup from styling products.

How to Use:

Apply to wet hair, lather, and rinse thoroughly.
Repeat if needed for oily or product-heavy hair.

Regular Use plus Aftercare Smoothing Shampoo & Conditioner (Sulfate-Free)

To extend the life of your treatment, you must avoid harsh shampoos that strip keratin. Keragen’s aftercare line is gentle, salt-free, and specially designed to protect your results.

How to Use:

Use 2–3 times per week instead of daily washing.
Massage shampoo gently into the scalp.
Follow with conditioner, focusing on mid-lengths and ends.
Rinse with cool water to seal the cuticle.

Result: Smooth, frizz-free hair for longer.

Deep Repair Mask

Keragen’s Deep Repair Mask is enriched with keratin, collagen, and natural oils to restore moisture and elasticity.

How to Use:

Apply once a week after shampooing.
Distribute evenly from mid-lengths to ends.
Leave on for 10–15 minutes.
Rinse thoroughly.

Result: Stronger, softer hair that resists breakage.

Leave-In Treatments & Serums

These lightweight products are perfect for daily use, offering heat protection, hydration, and extra shine.

How to Use:

Apply a small amount of serum or leave-in cream to damp hair.
Comb through to distribute evenly.
Style as usual.

Best For: Busy mornings, heat styling days, or frizz control on humid days.

Styling & Protection Range

Keragen’s styling products lock in smoothness while protecting your hair from heat, UV rays, and humidity.

How to Use:

Use before blow-drying or flat ironing.
Spray evenly on damp hair.
Style as desired.

Result: Long-lasting sleek styles that resist humidity.

Volumizing Shampoo & Conditioner

Keragen’s Volumizing range is designed to add body, lift, and fullness without weighing hair down. Ideal for fine or flat hair that needs extra bounce.

How to Use:

Apply Volumizing Shampoo to wet hair, lather at the roots, and rinse well.
Follow with Volumizing Conditioner, applying mainly to mid-lengths and ends.
Rinse with cool water for extra shine.

Result: Lightweight hydration with visible volume and movement.

Purple Shampoo

Keragen Purple Shampoo is formulated to neutralize brassy and yellow tones, keeping blonde, highlighted, and silver hair fresh and vibrant.

How to Use:

Apply to wet hair once or twice per week instead of regular shampoo.
Massage through from roots to ends.
Leave on for 2–5 minutes depending on desired toning effect.
Rinse thoroughly and follow with conditioner.

Result: Bright, cool-toned hair with reduced brassiness.

Maintenance Between Treatments

Your keratin treatment will last longer if you follow a consistent maintenance routine.

Wash hair less often, 2–3 times per week.
Sleep on a silk pillowcase to reduce friction.
Protect hair at the pool or beach with leave-in conditioner.
Book your next Keragen treatment every 10–12 weeks for best results.

FAQs

What is the best sulfate free shampoo for keratin treated hair?

The best sulfate free shampoo for keratin treated hair is one that cleans gently without stripping the keratin coating from the hair. Sulfate free formulas help maintain smoothness, reduce frizz, and extend the results of a keratin treatment.

Why should you use a sulfate free shampoo after keratin treatment?

After a keratin treatment, the hair is coated with a smoothing layer that can be weakened by harsh cleansers. Sulfate free shampoos clean the scalp while protecting the keratin layer, helping the treatment last longer.

Can I use any sulfate free shampoo for keratin treated hair?

Most sulfate free shampoos are safe for keratin treated hair, but it is best to choose formulas designed for smoothing or keratin care. These shampoos help maintain shine, reduce frizz, and support longer-lasting results.

Is keratin sulfate free shampoo better for treated hair?

Keratin sulfate free shampoos are often recommended because they both cleanse the hair gently and help maintain the smooth texture created by the treatment. They can also support hair strength and shine.

What ingredients should you avoid after a keratin treatment?

After a keratin treatment, it is generally recommended to avoid shampoos with strong sulfates such as sodium lauryl sulfate or sodium laureth sulfate. These ingredients can strip the keratin coating from the hair.

How long should you use sulfate free shampoo after keratin treatment?

Most professionals recommend using sulfate free shampoo for the entire lifespan of the keratin treatment. This usually ranges from several weeks to a few months depending on hair care routine and washing frequency.

Can you use sulfate free shampoo and conditioner for keratin treated hair?

Yes. Using both a sulfate free shampoo and conditioner helps keep keratin treated hair hydrated and smooth. This combination also helps prevent dryness and supports longer-lasting treatment results.

Does sulfate free shampoo help keratin treatment last longer?

Yes. Sulfate free shampoos help maintain the keratin coating on the hair shaft. Because they cleanse more gently, they reduce the risk of washing away the smoothing treatment too quickly.