Korean Relaxing vs. Floractive Nanoplasty in Shanghai: Which Straightening Treatment is Right for You? by Mikael Bottero french Hairdresser wechat 13817468127
Updated: 6 days ago

Finding the right hair straightening or smoothing treatment in Shanghai can be tricky—especially when navigating local salon menus versus international standards. Two of the most common options expats consider are traditional Korean Relaxing (Chemical Straightening) and modern Floractive Nanoplasty.
While both promise sleek, smooth hair, they use completely different chemical processes and deliver vastly different results for your hair health.
Here is a clear breakdown from Mikael Bottero Hair Salon to help you choose the best treatment for your hair type and lifestyle in Shanghai.
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1. Korean Relaxing Treatment: Permanent Chemical Straightening
Korean relaxing (often referred to as digital straightening, magic straight, or chemical relaxing) is a popular local service across East Asia.
- How it Works: It uses strong alkaline chemicals (typically ammonium thioglycolate) to break the internal disulfide bonds of the hair fiber. The hair is then flat-ironed pin-straight and chemically neutralized to freeze it in that position.
- The Results: Ultra-straight, sleek hair that does not revert back with moisture.
- The Catch:
1. Permanent Damage & Line of Demarcation: Because it breaks internal bonds, hair can become dry over time. As your natural hair grows out, there will be a clear, harsh line between your natural texture and the processed hair.
2. Incompatible with Color & Highlights: Korean relaxing cannot be safely performed on bleached, highlighted, or severely compromised hair without risking severe breakage.
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2. Floractive Nanoplasty: Organic Smoothing & Restorative Technology
Floractive Nanoplasty is an advanced, formaldehyde-free smoothing treatment that utilizes nanotechnology to deposit essential amino acids, oils, and keratin deep into the hair shaft.
- How it Works: Instead of harsh alkaline chemicals that break internal bonds, Nanoplasty uses organic acids (like lactic and acetic acids) activated by heat to realign the hair structure from the inside out.
- The Results: Smooth, glossy, frizz-free, and manageable hair with natural movement. It hydrates and repairs the hair structure rather than weakening it.
- The Advantages:
1. Safe for All Hair Types: Works exceptionally well on all textures—from fine wavy hair to coarse, Afro-textured strands.
2. Compatible with Color: Can be performed on color-treated or lightened hair when customized by an experienced stylist.
3. Seamless Fade: Fades out naturally over 4 to 6 months without creating a harsh grow-out line.
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Comparison Table: Korean Relaxing vs. Floractive Nanoplasty
Feature | Korean Relaxing | Floractive Nanoplasty
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Primary Goal | Pin-straight rigidity | Smooth, healthy, frizz-free hair
Chemical Process | Chemical bond breaking (Alkaline) | Amino acid & organic acid infusion
Hair Health Impact | Potential dryness & breakage | Deep hydration & fiber restoration
Bleached/Highlighted Hair | ❌ Not Recommended | ✅ Safe & Effective
Afro & Textured Hair | High risk of over-processing | ✅ Highly Effective & Safe
Grow-out Process | Harsh line of demarcation | Soft, natural, seamless fade
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Which Treatment Should You Choose in Shanghai?
- Choose Korean Relaxing if you have completely virgin, thick hair and want a permanent, pin-straight finish regardless of texture loss.
- Choose Floractive Nanoplasty if you want healthy, shiny, and smooth hair that retains natural softness—especially if you have highlighted, fine, or Afro-textured hair that needs intense moisture and care.
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Book Your Custom Hair Consultation in Shanghai
At Mikael Bottero Hair Salon, every smoothing service begins with an individual consultation to analyze your hair elasticity, history, and goals.
- Website: hairsalonshanghai.com
- WeChat Booking: Add us directly on WeChat to schedule your consultation or ask any questions about our hair smoothing treatments in Shanghai.






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