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Reconstruct - Regenerating Filler Serum

Reconstruct - Regenerating Filler Serum is a high-performance hair repair treatment priced at $44.00. Designed for damaged, brittle hair, it delivers deep regeneration and anti-age filling action to restore strength, eliminate split ends, and create silky-soft, shiny results.

$44.00

● In stock

Buy at SAYN Beauty →

Price and availability may change. Click to see current details on SAYN Beauty.

Key features

  • Deeply repairs damaged hair structure
  • Anti-age filling action for thinning strands
  • Seals split ends effectively
  • Strengthens brittle and weak hair
  • Boosts silk-like shine and softness
  • Protects against environmental damage
  • Concentrated 1.69 oz professional formula

Pros

  • +Noticeable improvement in hair texture
  • +Reduces breakage with consistent use
  • +Adds high shine without greasiness
  • +Works well on chemically treated hair
  • +Compact size ideal for travel
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Cons

  • Small bottle may require repurchasing
  • Results build over time, not instant

About Reconstruct - Regenerating Filler Serum

What is Reconstruct - Regenerating Filler Serum?

Reconstruct - Regenerating Filler Serum by Sayn Beauty is a targeted treatment formulated for damaged and brittle hair. This intensive serum works both internally and externally to regenerate hair structure, delivering a powerful filling effect that combats aging signs in strands. With a concentrated 1.69 oz format, it penetrates deeply to repair hair from within while forming a protective layer to seal split ends and boost shine. Ideal for those experiencing breakage, dryness, or chemical damage, this serum transforms hair texture over time.

Key features

  • Deep Repair Action — Penetrates the hair shaft to rebuild strength from within.
  • Anti-Age Filling Effect — Smooths and plumps weakened strands for a youthful appearance.
  • Splits-End Protection — Seals and shields ends to prevent further damage.
  • Strengthens Brittle Hair — Reinforces hair structure to reduce breakage.
  • Enhanced Shine — Leaves hair looking silky and radiant like new silk.
  • External Protection — Forms a safeguarding barrier against environmental stressors.
  • Concentrated Formula — Small 1.69 oz size delivers potent results with minimal product use.

Who is Reconstruct - Regenerating Filler Serum for?

This serum is ideal for individuals with chemically treated, heat-damaged, or aging hair showing signs of brittleness, split ends, and dullness. It’s especially beneficial for those seeking a professional-grade repair solution without salon-only access. Whether you color your hair, use thermal tools frequently, or struggle with dryness due to environmental exposure, this serum supports long-term hair health and immediate cosmetic improvement.

How does Reconstruct - Regenerating Filler Serum compare?

Unlike standard leave-in conditioners or surface-level hair oils, Reconstruct - Regenerating Filler Serum offers a dual-action approach—repairing internally while protecting externally. Compared to basic polypropylene-based treatments, it delivers more substantial structural reinforcement and visible smoothing. While similar in function to high-end salon ampoules, it offers a more accessible price point and at-home usability. It outperforms many drugstore serums in durability and shine enhancement, particularly for severely compromised hair.

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Best use cases

  • Post-bleaching hair recovery
  • Daily protection for heat styling
  • Repairing split ends between trims
  • Reviving dull, aging hair strands
  • Strengthening fragile, thinning hair
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Is Reconstruct - Regenerating Filler Serum right for you?

Reconstruct - Regenerating Filler Serum is best for individuals with damaged, brittle, or aging hair seeking professional-level repair. Suitable for all skill levels, it integrates easily into existing routines. Ideal for those transitioning from salon treatments or looking for stronger alternatives to basic hair oils and conditioners.

How it compares: Compared to standard hair oils and leave-in conditioners, this serum offers deeper structural repair and lasting protection. It performs closer to salon-grade ampoules but at a more accessible price, making it a strong upgrade from drugstore damage treatments.

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Frequently Asked Questions

What is Reconstruct - Regenerating Filler Serum used for?

It's designed to repair damaged and brittle hair by restoring strength from within and protecting the surface. It helps reduce split ends, improve shine, and revive dull, weakened strands with consistent use.

Does this serum work on color-treated hair?

Yes, it's safe and effective for color-treated hair. It helps protect strands weakened by bleaching or dyeing, improving resilience and shine without stripping color or causing fading.

How do you apply Reconstruct - Regenerating Filler Serum?

Apply a small amount to damp or dry hair, focusing on mid-lengths and ends. Use daily or as needed. A little goes a long way due to its concentrated formula.

Is this product suitable for fine hair?

Yes, it's lightweight and non-greasy, making it suitable for fine hair when used in moderation. It strengthens without weighing strands down or causing buildup.

Can Reconstruct Serum replace a hair mask?

It complements but doesn't fully replace deep conditioning masks. Use the serum daily for protection and pair with weekly masks for maximum hydration and repair.

How much does Reconstruct - Regenerating Filler Serum cost?

Reconstruct - Regenerating Filler Serum is $44.00 at SAYN Beauty. Prices may change — click through to SAYN Beauty for the latest.

Is Reconstruct - Regenerating Filler Serum in stock at SAYN Beauty?

Yes, Reconstruct - Regenerating Filler Serum is currently in stock at SAYN Beauty.

Specifications

SKU
PRE-668051-SB
Last updated May 14, 2026