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Kontur Beauty Labs

Keratin Hair Straightening Treatment Bucharest

Straight, shiny, frizz-free hair for 3-4 months. Styling time reduced by 70%.

4.8·from 873+ Google reviews

Sector 3, Decebal, Bucharest

Keratin Hair Straightening Treatment Bucharest

What is a keratin hair treatment?

A keratin hair treatment is a professional straightening and smoothing procedure that restores the natural protein within the hair shaft. At Kontur Beauty Labs in Bucharest, we apply keratin strand by strand and seal it with heat, giving you smooth, hydrated, frizz-free hair for 3-4 months.

Benefits of keratin treatment

Straight, frizz-free hair for up to 5 months

Keratin forms a protective barrier that smooths cuticles and eliminates static, regardless of humidity

Deep hydration and visible shine

Hair fibers absorb keratin deeply, becoming more luminous with a healthy appearance from the very first session

Styling time reduced by up to 70%

After treatment, hair dries faster and is much easier to manage without needing a flat iron daily

Non-invasive and safe procedure

Does not permanently alter hair structure; the effect fades naturally with no demarcation line at the roots

Keratin sealing with flat iron
Professional keratin result

Results and who it's ideal for

Keratin is a structural protein that makes up approximately 90% of the hair strand. Stress, pollution, chemical treatments, and sun exposure gradually deplete natural keratin levels, leaving hair unruly, dull, and prone to frizz.

The professional treatment at Kontur Beauty Labs in Bucharest restores this essential protein. The keratin formula bonds to the hair fiber, repairs damaged areas, and creates a protective barrier that smooths cuticles. Unlike chemical straightening methods, keratin does not break the internal bonds of the hair shaft - it strengthens them, keeping hair healthy and elastic after each session.

The treatment is ideal for curly or wavy hair that frizzes easily, unruly, voluminous hair you want to tame without damage, chemically treated hair that has lost elasticity, or dry, dull hair professional hair treatments in need of deep hydration. It works on all hair textures, from fine to thick.

After a single treatment, your hair will be visibly smoother, shinier, and much easier to style. Styling time is reduced significantly - up to 70% in some cases. The effect lasts 3 to 5 months, depending on hair length, type, and your home care routine.

Results and who it's ideal for

Pricing

PRICES ARE IN ROMANIAN LEI

Short600

30ml

Medium800

55ml

Long1000

80ml

Extra long1200

105ml

Extra

Supplement 25ml
100

All packages include: keratin treatment + shampoo + emulsion + styling. Effect lasts 3-4 months. Prices shown are indicative. The final rate is determined individually following a personalised consultation, based on each client's preferences, needs and hair characteristics. It may vary depending on hair length, density and texture, as well as the amount of product used to achieve the desired result.

Gallery

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How keratin hair straightening treatment works

1

Deep cleansing

The procedure begins with washing using a clarifying shampoo that removes product buildup, sebum, and accumulated impurities. This step opens the cuticles and prepares the hair to absorb keratin optimally. Without proper cleansing, treatment efficacy would be significantly reduced.

2

Keratin formula application

The specialist applies the keratin formula evenly on each strand, from roots to tips, ensuring complete coverage along the entire hair length. The amount of product is adapted to the thickness and length of each strand for a uniform, long-lasting result.

3

Absorption time

The keratin formula is left to penetrate the hair structure for a specific interval, adapted to your hair type and condition. During this time, the protein bonds to damaged areas of the hair fiber, reinforcing its internal structure.

4

Heat sealing with flat iron

Keratin is sealed inside the hair shaft using a flat iron at controlled temperature. The temperature is adjusted for each hair type - lower for fine strands, higher for coarse hair. This step locks in the protein and closes the cuticles, delivering the final smooth and glossy result.

Why choose Kontur Beauty Labs

Verified results, certified equipment, experienced team.

50,000+

Appointments completed successfully

Proven experience through tens of thousands of satisfied clients

8 Years

Of experience

6 specialists with decades of combined industry experience

4.8/5

Google rating from 873+ reviews

And dozens of professional certifications in the beauty industry

Central location

Premium hygiene standards and private parking

Premium products & equipment

We work exclusively with top brands and equipment

Satisfaction guarantee

We're so confident in our quality that you don't pay if you're not satisfied with the results

Preparation and aftercare

No special preparation is needed before your visit. Simply arrive with clean hair, free of styling products (mousse, hairspray, oil). If you recently colored your hair, we recommend waiting at least 2 weeks before keratin treatment for best results. Avoid silicon-based oils or serums on the day of your appointment, as these can hinder keratin absorption.

After treatment, follow a few essential rules: do not wash your hair for 72 hours so the keratin can fully bond to the hair structure. Avoid tying hair with elastic bands or clips for the first 3 days. Use sulfate-free shampoos - sulfates strip keratin faster, reducing how long results last. In the first week, avoid salt water and chlorinated pools.

To extend the treatment's effect, wash hair less frequently (2-3 times per week), use a keratin conditioner, and apply a heat protectant serum before blow-drying. Avoid alcohol-based styling products, which can dehydrate the hair shaft and diminish shine. A complementary Olaplex treatment can further strengthen hair structure between keratin sessions.

Preparation and aftercare

Testimonials

A

O experienta minunata! Doamna Daniela a fost o draguta, blanda, rabdatoare, mi-a raspuns la toate intrebarile (nu am mai facut tratament cu keratina pana acum) si mi-a explicat frumos tot ce trebuie sa stiu ca sa il mentin. tot procesul a fost unul foarte placut. Am avut mare noroc cu dansa, voi reveni cu drag!

Andreea T.

/
Google
I

Dau 5 stele și aș da și mai mult. Mulțumesc Danielei care a avut mâini de aur și m-a scos dintr-o situație disperată reușind să îmi redea culoarea mea naturală la par. Menționez că am incercat sa mă vopsesc singura și rezultatul era un dezastru cu o culoare portocalie roșcată neuniformă. Mulțumesc pentru profesionalism 🤗

Irene I.

/
Google
I

Am avut astazi o experiență mininata! Am cunoscut-o pe Daniela, o adevărată profesionistă - atentă la detalii și deschisă să ofere cele mai bune sfaturi. Se vede clar că pune pasiune în tot ceea ce face. Șuvițele mele sunt minunate! Recomand cu toată încrederea! Dacă vrei o culoare impecabilă sau pur și simplu un moment de răsfăț, Daniela este alegerea ideală! 🤗

Iulia S.

/
Google
L

Am avut parte de o experienta minunata la tuns! Daniela este o adevarata profesionista, foarte atenta la detalii si cu mult bun gust. Mi-a facut o tunsoare butterfly absolut superba – lejera, moderna si perfect adaptata fetei si stilului meu. Pe tot parcursul procesului a fost foarte atenta sa inteleaga ce imi doresc si a lucrat cu rabdare si precizie. Rezultatul final a depasit asteptarile mele si am primit deja o multime de complimente! Recomand cu drag serviciile ei oricui isi doreste o schimbare reusita si o experienta relaxanta in salon.

Laura-Adriana M.

/
Google
S

Am descoperit acest salon la intamplare, cautand un tratament cu keratina bio si am continuat sa revin de fiecare data cand vin acasa❤️ Daniela stie ce vreau fara sa intru in detalii, ceea ce mai rar gasesti. O femeie cu stil la propriu si la figurat, o adevarata profesionista si o persoana foarte calda si prietenoasa care te face sa te simți confortabil. Mergeti cu incredere si bonus, daca aveti noroc cum am avut eu azi, o prindeți si intr-un top foarte drăguț hihihi toppp🥰

Simona I.

/
Google

Frequently asked questions

How much does the keratin treatment cost?

Prices vary depending on hair length: 600 Lei for short hair (30 ml), 800 Lei for medium hair (55 ml), 1,000 Lei for long hair (80 ml), and 1,200 Lei for very long hair (105 ml). A 25 ml supplement costs 100 Lei.

How long does the treatment effect last?

The treatment effect lasts 3-4 months for short and medium hair, and 3-4 months for long and very long hair, depending on hair type and care routine.

How long does the application procedure take?

The complete procedure takes approximately 2-3 hours and includes washing with deep-cleansing shampoo, keratin formula application, absorption time, and sealing with a flat iron at controlled temperature.

Does the keratin treatment damage hair?

No, the keratin treatment is actually beneficial for hair. Keratin repairs damaged areas and creates a protective barrier that smooths cuticles. Hair becomes healthier, shinier, and easier to style.

What benefits does this treatment offer?

Hair becomes easier to manage, shinier, and glossy. Curly or wavy hair is less frizzy. Styling time is reduced by up to 70%. It provides intense long-lasting hydration.

What should I do after the treatment?

After treatment, do not wash your hair for 72 hours and do not tie it with elastic bands. Use sulfate-free shampoos to extend the treatment's effect.

Can I get this treatment if my hair is dyed?

Yes, the keratin treatment is compatible with dyed hair and can even extend color duration. We recommend waiting at least 2 weeks after coloring before applying keratin.

Book your appointment

Call us or send a WhatsApp message for quick booking.

4.8·from 873+ Google reviews

No obligations. Free consultation on your first visit.