Overview

Redken Acidic Bonding Concentrate Shampoo 11.86oz is a highly effective sulfate-free shampoo designed to repair and strengthen damaged hair. It works by reinforcing weak hair bonds with its special bonding care complex, helping to restore moisture and shine. This hair treatment is ideal for individuals with brittle hair that needs extra care and attention. Its gentle formula ensures that it is suitable for all hair types, even those that have been over-processed or color-treated. With consistent use, it promises noticeable improvements in both strength and overall health.

Key Ingredients & Benefits

This shampoo’s key ingredient is Citric Acid, which plays a vital role in strengthening and repairing the hair’s natural bonds. The proprietary Bonding Care Complex works to restore moisture balance and nourish hair from root to tip. As a sulfate-free shampoo, it is especially gentle, reducing the risk of dryness while helping to maintain the hair’s natural oils. The result is hair that feels nourished, less prone to breakage, and significantly more manageable. These benefits make it an ideal option for anyone looking to revitalize their hair with long-lasting care.

Best For

This shampoo is best suited for people with damaged or brittle hair in need of intensive repair. If you’ve been struggling with weak, limp strands that lack strength and vitality, this hair treatment offers a great solution. It is also ideal for those looking for a sulfate-free product that won't strip away color or moisture, making it particularly beneficial for individuals with color-treated hair. Whether your hair is naturally fragile or has been weakened by styling treatments, this shampoo will provide the extra nourishment it requires to restore its health.

User Feedback

Users have praised the Redken Acidic Bonding Concentrate Shampoo for its ability to deliver soft, shiny hair after consistent use, particularly those with over-processed or color-treated hair. Many also noted that their hair felt stronger and less prone to breakage. While the fragrance has generally been well-received, with a subtle and pleasant almond scent, some users reported needing to follow up with a conditioner for optimal results. On the downside, a few users with thicker hair noted that the shampoo alone might not provide enough moisture in the winter months.

Pros

  • This shampoo effectively strengthens and repairs damaged hair over time.
  • Users with color-treated hair report noticeable improvements in shine and softness.
  • The sulfate-free formula helps retain natural moisture without drying out the hair.
  • Many find that it reduces hair breakage, even for those with brittle or over-processed hair.
  • The light almond fragrance is a pleasant, subtle touch that doesn't overpower.
  • Works well for daily use, especially for individuals with sensitive scalps who need a gentle option.

Cons

  • Some users find the shampoo does not provide enough lather, especially compared to traditional shampoos.
  • Those with oily hair may find the formula too moisturizing, leading to a greasy feel by the end of the day.
  • The almond scent fades quickly, which may be disappointing for those seeking longer-lasting fragrance.
  • It may not offer immediate results for extremely damaged hair; consistent use is required for visible benefits.
  • A few users with fine hair mentioned that it left their strands feeling weighed down.
  • Not ideal for those looking for a more robust fragrance or strong scent retention throughout the day.

Ratings

After analyzing verified user reviews from multiple countries and platforms, we've compiled ratings for the Redken Acidic Bonding Concentrate Shampoo 11.86oz. The scores reflect genuine user experiences, with spam, bot, and incentivized feedback filtered out. While users generally praise its effectiveness and results, there are some common areas for improvement. Below, you'll find a comprehensive breakdown of key performance categories based on diverse feedback from around the world.

Effectiveness in Hair Repair
89%
Many users report significant improvements in hair strength and health after consistent use. This shampoo is especially effective for those with brittle or over-processed hair, providing noticeable repairs and reduced breakage. The formula helps to restore damaged hair bonds, making hair feel smoother and stronger with every wash.
A few users mentioned that while the shampoo improves hair condition, the results may not be dramatic for extremely damaged hair. Some also felt that it didn’t deliver immediate repairs and required consistent use over time for visible benefits.
Sulfate-Free Formula
91%
The sulfate-free formula is a major selling point for users with sensitive scalps or color-treated hair. It’s gentle, doesn’t strip natural oils, and helps maintain hair’s moisture balance. Several buyers appreciate that it doesn’t cause dryness or irritation, making it ideal for frequent use.
While most users love the sulfate-free aspect, a few felt that the formula didn’t lather as much as they’d like. Some reported that it took extra effort to work the product into a good foam, which may be a drawback for those used to more foamy shampoos.
Moisture Restoring
85%
Many customers with dry or damaged hair appreciate how this shampoo restores moisture. It leaves hair feeling nourished and hydrated without being greasy. For those with parched hair, this product offers noticeable improvements in texture and manageability, especially after repeated use.
Some users with oily hair types found that the shampoo left their hair feeling weighed down or greasy after use. Additionally, a few users felt that while it provided moisture, it didn’t deliver the long-lasting hydration they hoped for, especially in harsh weather conditions.
Fragrance Appeal
78%
22%
The light almond fragrance is a standout feature for many users who appreciate a subtle scent. It’s not overpowering, leaving hair with a fresh, pleasant smell that lasts throughout the day. Several customers enjoy the delicate fragrance, especially those who are sensitive to strong perfumes.
However, not everyone agrees on the scent. A few users found the almond fragrance too faint, while others didn’t enjoy it at all. Some also noted that the scent fades quickly, leaving their hair with no lingering fragrance, which disappointed those looking for longer-lasting fragrance.
Hair Strengthening
87%
This shampoo is praised for its ability to strengthen weak and brittle hair. Many buyers noticed improved hair texture, with reduced breakage after consistent use. For those with fragile hair, this product provides a real sense of strength and protection, making hair more resilient to daily styling.
A small number of users felt the shampoo didn’t have enough impact on severely damaged hair. Despite its nourishing properties, some felt it didn’t significantly change the appearance of their hair’s thickness or volume, which may be disappointing for users with very thin or limp hair.
Value for Money
82%
18%
Many users agree that this shampoo offers good value for money, especially given its performance in repairing and strengthening hair. The bottle size (11.86oz) lasts quite a while, and users find it effective enough to justify the cost, particularly for those seeking a sulfate-free, nourishing formula.
However, some buyers feel that the price is a bit high for a shampoo, especially when compared to other sulfate-free alternatives. A few users were disappointed that the product didn’t work as well as expected for their specific hair concerns, making them feel that the price didn’t quite match the results.
Packaging and Dispensing
76%
24%
The shampoo’s bottle is sturdy and well-designed, making it easy to dispense the product without waste. Users appreciate the functional, user-friendly packaging, particularly when it comes to controlling the amount of product used.
A few users found the bottle design to be bulky and hard to handle, especially when it starts running low. Some also noted that the cap design wasn’t ideal for getting every last bit of product out, which led to waste towards the end of use.
Frizz Control
80%
20%
For many users, this shampoo helps reduce frizz and smooths hair without making it greasy. It’s particularly effective in taming flyaways and providing a polished look, even for those with naturally curly or coarse hair. Many users enjoy that it adds smoothness without sacrificing volume.
However, some users didn’t notice significant improvements in frizz control. A few people felt that the shampoo left their hair looking flat, and it didn’t do enough to prevent frizz on humid days. It may not be as effective for those with highly unruly or textured hair.
Consistency Across Batches
88%
Many users have found that the quality and performance of this shampoo is consistent across multiple purchases. There are no major variations in how it works or feels from bottle to bottle, which is reassuring for customers who are loyal to the product.
A small number of buyers mentioned slight variations in consistency between different batches. These included subtle differences in texture or lather, which some felt affected the overall experience, though this seems to be a rare issue.
Suitability for Color-Treated Hair
90%
This shampoo is highly rated by users with color-treated hair, as it doesn’t strip color and helps to preserve vibrancy. The sulfate-free formula is gentle on color while still providing deep nourishment and repair, making it a great choice for those looking to maintain their hair color.
Though many users praise its color-preserving abilities, a few mentioned that it didn’t provide enough shine or smoothness for their color-treated hair. These users preferred other products that seemed to offer more gloss or anti-fading benefits.
Ease of Application
84%
The shampoo is easy to apply, and a little goes a long way. Users appreciate that it spreads evenly through the hair, providing a thorough cleanse without needing too much product. Its lightweight texture makes it simple to work through hair without feeling heavy.
Some users mentioned that the shampoo doesn’t lather as much as they’re used to, which made it feel less satisfying during application. For those who prefer rich, foamy shampoos, this might be a drawback, as it requires a bit more effort to work into a full lather.
Overall Satisfaction
83%
Most users are satisfied with the results this shampoo provides, especially for restoring moisture and strengthening damaged hair. Many found their hair to be softer, shinier, and more manageable after consistent use. Its gentle, sulfate-free formula also earned praise.
While the product has strong overall ratings, some users felt that it didn’t live up to all its promises, especially regarding intense repair. A few buyers felt it was more effective for light damage than for severely brittle or over-processed hair.

Suitable for:

Redken Acidic Bonding Concentrate Shampoo 11.86oz is ideal for individuals with damaged, brittle, or color-treated hair looking for intensive repair and nourishment. It’s especially beneficial for those seeking a sulfate-free option that won't strip hair of its natural oils. Users with dry, over-processed hair will appreciate the shampoo’s ability to restore moisture and strengthen weak hair bonds. The product is also well-suited for those who want to preserve hair color while adding softness, shine, and overall health. Its gentle formula is suitable for daily use and works well for people with sensitive scalps who need a more nurturing hair care solution.

Not suitable for:

This shampoo may not be the best option for those with oily hair, as some users noted that it can leave hair feeling weighed down. People expecting a rich, long-lasting fragrance might find the subtle almond scent too faint or quickly fading. Additionally, users with extremely damaged or thin hair might not experience significant immediate results, as the product works best with consistent use over time. Those looking for a high-lather experience may also find this shampoo lacking, as its sulfate-free formula doesn’t produce as much foam as traditional shampoos.

Specifications

  • Size: The product comes in an 11.86oz (350mL) bottle.
  • Formula: The shampoo features a sulfate-free formula that is gentle on hair.
  • Main Ingredient: Citric Acid is the primary active ingredient, strengthening and repairing damaged hair.
  • Hair Type: Suitable for damaged, brittle hair, as well as all hair types needing repair.
  • Fragrance: The shampoo has a light almond fragrance that is subtle and not overpowering.
  • Bonding Complex: Contains a Bonding Care Complex that restores moisture and reduces hair breakage.
  • Moisture Restoration: The shampoo helps restore moisture balance, leaving hair nourished and smooth.
  • Sulfate-Free: This product is free from sulfates, making it a gentler option for fragile or color-treated hair.
  • Repair Action: It is designed to reinforce weak hair bonds and improve overall hair strength.
  • Color-Safe: This shampoo is safe for use on color-treated hair, helping to preserve color while strengthening strands.
  • pH Balanced: The shampoo is formulated with a pH level designed to help prevent damage and maintain hair health.
  • Target Use: Ideal for individuals with hair that is dry, brittle, or over-processed due to frequent styling or chemical treatments.
  • Packaging: The shampoo is packaged in a squeezable 11.86oz plastic bottle for easy dispensing.
  • Consistency: It has a creamy, liquid consistency that spreads easily through hair for a thorough cleanse.
  • Long-Term Benefits: With consistent use, the shampoo helps improve hair texture, shine, and overall health.
  • Safety: Free from parabens and other harsh chemicals, this shampoo is formulated to be safe for regular use.
  • Application: Apply a small amount to wet hair, massaging into the scalp, and rinse thoroughly.
  • Environmental Impact: The bottle is recyclable, contributing to environmentally-friendly usage.

FAQ

To use this shampoo, apply a generous amount to wet hair, massaging it into the scalp and working through to the ends. Rinse thoroughly and follow with a conditioner, preferably from the same line, for maximum moisture and repair benefits. It’s safe for daily use, but using it consistently will give the best results for repairing damaged hair.

Yes, this shampoo is ideal for color-treated hair. The sulfate-free formula helps preserve color while gently cleansing and nourishing. It strengthens and protects weakened hair bonds, making it a great choice for those looking to maintain both their color and hair health.

The primary ingredient is Citric Acid, which helps reinforce the natural bonds of your hair, strengthening it and repairing damage. The Bonding Care Complex in the shampoo also restores moisture balance, leaving hair soft and less prone to breakage. The sulfate-free formula helps retain hair’s natural oils, preventing dryness.

Yes, this shampoo is particularly beneficial for dry and brittle hair. It’s designed to repair and strengthen weak hair, adding moisture and helping reduce the risk of breakage. It’s especially helpful for anyone with hair that feels fragile due to damage or environmental factors.

This shampoo has a light, pleasant almond scent. It’s subtle and not overpowering, making it a good option for those who prefer mild fragrances in their hair care products. The scent is not long-lasting, so it doesn’t linger heavily on your hair after rinsing.

For the best results, use this shampoo 2-3 times per week, depending on how damaged or dry your hair is. If you have fine hair, you may want to start with less frequent use to avoid weighing it down. Regular use will gradually improve hair strength and moisture balance.

Yes, this shampoo is gentle and safe for most sensitive scalps, thanks to its sulfate-free formula and nourishing ingredients. However, if you have an allergy or sensitivity to any specific ingredients like Citric Acid, it’s a good idea to do a patch test before full use.

Yes, this shampoo is formulated to reduce hair breakage. The Bonding Care Complex helps to fortify the hair, making it more resilient and less likely to snap or split. Many users have reported stronger, healthier hair after consistent use.

Yes, this shampoo can work for fine hair, but it’s important to use the right amount. Overuse may make fine hair feel weighed down. It provides nourishment and strength without excessive heaviness, but users with fine hair should avoid applying too much product.

The shampoo is generally well-tolerated, but as with any product, some individuals may experience irritation or allergic reactions. If you have a known sensitivity to certain ingredients like Citric Acid, you should avoid using it. Always perform a patch test before full application if you have sensitive skin.