Keratin Long-lasting Straightening Treatment - Professional 2x1L

In this review of the Keratin Long-lasting Straightening Treatment, the bottom line is simple: this is a salon-grade kit for anyone who wants smoother, frizz-controlled hair without daily heat styling. The kit combines a clarifying shampoo and a Brazilian keratin formula enriched with amino acids, vitamins A and B, coconut oil and keratin to realign strands and deliver a long-lasting straightening effect. For users willing to follow a multi-step professional application, the result is noticeably shinier, softer hair that needs less blow-drying and flat ironing over time.

Key Features

• Professional hair surgery system: A salon-style method designed to create a long-lasting straightening effect that reduces daily use of a dryer or iron.
• Two-step kit: Includes a deep clarifying shampoo and a keratin treatment to prepare and realign hair for a smoother finish.
• Enriched formula: Amino acids, vitamins A and B, coconut oil and added keratin nourish and help strengthen strands while reducing frizz.
• Longer-lasting manageability: Realignment of the hair fiber keeps hair straighter for an extended period compared with routine styling.
• Salon-quality finish: Delivers a shiny, softer texture that makes hair easier to comb and style after treatment.

Who It's For

This kit is aimed at people with frizzy, wavy or chemically untreated hair who want a professional-level straightening effect and are comfortable with a multi-step at-home or salon application process. It suits users who prefer a shinier, more manageable finish and who can follow the waiting and heat-straightening steps carefully.

It is less appropriate for those with severe scalp or eye sensitivity to strong fumes, or for people who need a quick one-step product; several users report strong fumes during application and a small number experienced eye irritation, so those sensitive to fumes should choose a gentler alternative or a salon application with ventilation.

Pros & Cons

Pros

• Produces a lasting straightening effect that reduces daily blow-drying and ironing needs.
• Leaves hair noticeably softer and shinier thanks to keratin, amino acids and coconut oil.
• Combined clarifying shampoo and treatment method promotes better product absorption and strand realignment.
• Suitable for achieving a salon-style smooth finish at home or in a professional setting.

Cons

• Strong fumes during application can cause eye or respiratory irritation for some users.
• Application requires time, heat styling and careful steps, so it is not a quick fix.

Specifications

Product type	Ceramic keratin straightening system (2-step kit)
Includes	Deep clarifying shampoo and Brazilian keratin treatment (2x1L)
Key actives	Amino acids, keratin, vitamins A and B, coconut oil
Intended effect	Long-lasting straightening and frizz reduction
Application time	Leave treatment on 30-60 minutes, then flat iron 15-20 passes per strand
Post-treatment care	Wait up to 48 hrs before washing hair

Our Verdict

The Keratin Long-lasting Straightening Treatment is a strong option for anyone seeking a salon-grade, lasting straightening result at home or in a professional setting; it delivers smoother, shinier hair and reduces daily heat styling when applied correctly. Users who tolerate stronger product fumes and can commit to the multi-step routine will find it good value for the durability and improvement in hair manageability.

Frequently Asked Questions

How long does the straightening effect last?
The kit is designed for a long-lasting realignment of hair, so effects typically last longer than routine styling, depending on hair type and aftercare.

Is this safe for colored or chemically treated hair?
The formula is used in professional settings on many hair types, but consult a stylist first if hair is recently colored or heavily processed.

Are there odor or irritation concerns?
Several users report strong fumes during application and some eye irritation, so use with ventilation and avoid direct inhalation.