5 Best Hair Serums to Rescue Bleached Hair

Ever bleached your hair and felt like a frazzled mermaid? We get it! That's why we've hand-picked amazing hair serums for bleached hair. These aren't just any serums; they're your secret weapon against dryness, breakage, and that dreaded brassiness. Think luscious, healthy-looking locks, even after those bleach-induced adventures. These hair serums, packed with nourishing ingredients, will restore your bleached hair's vibrancy and give you that enviable shine. Ready to rediscover your hair's happy place?

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1. Olaplex No. 9: Bond-Protecting Hair Serum; softens, nourishes, detangles.

Soft, frizz-free, healthy hair—a game changer!

Olaplex No. 9: Bond-Protecting Hair Serum; softens, nourishes, detangles.
    Highly rated
  • Hair health
  • Softness
  • Works well
  • Shine
  • Frizz control
    Some controversy about
  • Value for money
  • Stickiness
  • Durability

Olaplex No. 9 Bond Protector Nourishing Hair Serum is a weightless, silicone-free serum designed to protect and perfect all hair types. This antioxidant-rich formula acts as a heat protectant, reducing tangles and static while softening and nourishing hair. Olaplex's patented Bond Building Technology, combined with Red Algae Extract, neutralizes free radicals and shields hair from pollution and damage. The serum provides immediately visible results, leaving hair healthier, shinier, and more manageable. Enjoy the benefits of a multi-benefit serum that enhances any hair care routine, leaving your hair visibly improved and protected.

Olaplex No. 9 Bond Protector Nourishing Hair Serum is a fantastic product that delivers noticeable improvements to hair health and manageability. Users consistently rave about its ability to dramatically reduce frizz, leaving hair sleek, smooth, and shiny, regardless of whether it's air-dried, blow-dried, or straightened. Many report significantly easier styling with less heat damage, resulting in a naturally straight or beautifully defined curl pattern depending on preference. The serum also adds noticeable softness, shine, and body, even to fine or thin hair. While some users mention the price point, the long-lasting nature of the product and the substantial improvement in hair health (including reduced split ends and improved growth for some) are frequently highlighted as making it worthwhile. The lightweight formula is easily absorbed, doesn't leave hair greasy or sticky, and boasts a pleasant, unobtrusive scent. Overall, Olaplex No. 9 is a highly effective serum that transforms hair, making it healthier, shinier, and easier to style.

  • Rate: 4.6 / 5155

2. Kerastase Blond Absolu Overnight Repair Serum for Damaged Blonde Hair

Hydrated, soft, shiny hair—a miracle for damaged locks!

Kerastase Blond Absolu Overnight Repair Serum for Damaged Blonde Hair
    Highly rated
  • Softness
  • Scent
  • Value for money
  • Shine
  • Weight
  • Effectiveness
  • Hydration
  • Quality

Kerastase Blond Absolu Cicanuit Conditioning Hair Serum is a leave-in overnight treatment designed to revitalize damaged, bleached, or highlighted blonde hair. This 3.04 fl oz serum, infused with hyaluronic acid and edelweiss flower, strengthens hair weakened by lightening treatments, protecting against breakage and split ends. Its hydrating formula smooths the hair cuticle, enhancing shine and manageability. Applied to lengths and ends before bed, Cicanuit allows for overnight repair and absorption, resulting in healthier, more radiant blonde hair by morning. Unlike some products, it's not intended for heat protection; use a separate heat protectant for styling.

This Kérastase hair product is a luxurious treatment that delivers remarkable results. Users consistently praise its ability to deeply hydrate and soften even the most damaged hair, leaving it noticeably smoother, shinier, and healthier-looking. Many reviewers, including those with color-treated, over-processed, or naturally dry and coarse hair, found it incredibly effective in repairing split ends, reducing frizz, and improving overall hair health. The lightweight formula absorbs easily without leaving a sticky residue, and a little goes a long way, making the product surprisingly cost-effective despite its premium price. The delightful scent is another frequently mentioned plus. Several users reported significant improvements in hair health and a noticeable reduction in dryness after just a few uses. Overall, this product is a highly recommended indulgence for anyone seeking to transform their hair's texture and condition.

  • Rate: 4.6 / 1916

3. Garnier Fructis Color Repair Serum: Ceramide Treatment for Bleached Hair

Garnier's system revives dull blonde, leaving hair vibrant and soft.

Garnier Fructis Color Repair Serum: Ceramide Treatment for Bleached Hair

Garnier Fructis Hair Filler Color Repair Serum revitalizes colored and bleached hair, delivering vibrant color and smoothness. This 3.8 fl oz serum, part of a four-step system, includes Ceramide and Citric Acid to repair up to a year of damage. The system starts with a pre-shampoo treatment, followed by shampoo and conditioner, culminating in this leave-in serum. For best results, use the full routine. The serum's formula is sulfate-free, paraben-free, cruelty-free, and vegan, aligning with Garnier's commitment to greener beauty. Experience up to 9 times smoother hair and 4 weeks of vibrant color with consistent use.

This Garnier four-step hair care system is a game-changer for achieving vibrant, healthy-looking blonde highlights. Users consistently praise its ability to revitalize and brighten blonde hair, bringing back lost vibrancy. The system, which includes a rinse-out, shampoo, conditioner, and leave-in treatment, is lightweight and moisturizing without weighing hair down. The shampoo effectively cleanses without stripping moisture, while the conditioner leaves hair feeling incredibly soft and smooth, comparable to the luxurious conditioners found in professional hair color kits. Many users noted a significant improvement in hair health, even addressing dryness and damage. While some users mentioned minor issues with bottle design (making it difficult to fully dispense product), the overwhelmingly positive feedback centers on the system's effectiveness in preserving and enhancing blonde highlights, leaving hair feeling healthy and radiant. The small amount of product needed per use is also a plus.

  • Rate: 4.4 / 198

4. Boldplex 6 Hydrating Protein Serum for Damaged Hair (Vegan & Cruelty-Free)

Silky, shiny, manageable hair—results last for days!

Boldplex 6 Hydrating Protein Serum for Damaged Hair (Vegan & Cruelty-Free)
    Highly rated
  • Functionality
  • Texture
  • Hair shine
  • Scent
  • Lasted time
    Some controversy about
  • Moisture level
  • Value for money
  • Hair health

Introducing Boldplex 6 Hair Serum, a revolutionary leave-in protein treatment designed to revitalize all hair types. This multi-tasking serum utilizes Boldplex technology to repair hair proteins at a molecular level, addressing dryness, damage, frizz, and breakage. Its hydrating formula streamlines styling, reducing blow-drying time and heat damage while leaving hair silky and strong. The long-lasting effects minimize the need for frequent restyling, promoting healthier, happier hair. Boldplex 6 is paraben and sulfate-free, cruelty-free, 100% vegan, and packaged in post-consumer recycled plastic, making it a sustainable choice for environmentally conscious consumers.

This leave-in hair serum has received overwhelmingly positive feedback. Users consistently praise its ability to leave hair feeling incredibly soft, silky, and shiny for several days. Many report a dramatic improvement in hair dryness, brittleness, and frizz, even after bleaching. The light, pleasant scent is also frequently mentioned as a positive. One user even stated that their stylist was impressed by the results. While some users found the price a bit high, the overall consensus is that the product's effectiveness makes it worthwhile. A few users experienced their hair becoming greasy more quickly, but this was a minority opinion, and the vast majority highly recommend this product for its transformative effects on hair health and shine.

  • Rate: 4.4 / 3091

5. KERASTASE Blond Absolu Hyaluronic Acid Hair Serum | Repairs Damaged Hair & Soothes Scalp | Instantly Hydrates & Adds Shine | 2% Hyaluronic Acid | For Bleached & Highlighted Blonde Hair | 1.7 fl oz

Transformed hair: softer, healthier, and manageable, despite the cost.

KERASTASE Blond Absolu Hyaluronic Acid Hair Serum | Repairs Damaged Hair & Soothes Scalp | Instantly Hydrates & Adds Shine | 2% Hyaluronic Acid | For Bleached & Highlighted Blonde Hair | 1.7 fl oz

Kérastase Blond Absolu Hyaluronic Acid Hair Serum is a revitalizing treatment for bleached and highlighted blonde hair. This 1.7 fl oz serum, enriched with 2% hyaluronic acid, instantly hydrates and adds shine, repairing surface damage caused by lightening. Its unique formula soothes the scalp, preserving its moisture barrier. Experience immediate hydration and improved hair health, leaving your blonde locks looking and feeling their best. Perfect for use after salon services or as part of your daily routine, this serum helps to maintain the vibrancy and health of your blonde hair.

This hair serum is a game-changer! Users consistently rave about its transformative effects on hair, leaving it soft, smooth, manageable, and with noticeably more volume. The lightweight formula is easy to apply and a little goes a long way, making even the small bottle last. Many describe a delightful, light scent. Several users specifically highlighted its effectiveness in revitalizing damaged or fine hair, restoring health and shine. While some found the price a bit high, the overwhelmingly positive feedback on its performance and the luxurious feel it provides makes this a highly recommended product for achieving healthy, beautiful hair.

  • Rate: 4.5 / 281