Redken Acidic Bonding Concentrate 24/7 Night & Day Serum is a revolutionary, dual-use serum designed to deliver intense repair and long-lasting protection around the clock. Its advanced formula penetrates 7 layers deep into the hair to strengthen, fortify and restore even the most damaged strands.

Powered by Citric Acid, Polyglutamic Acid and Squalane, this serum magnetises to the hair fibre to prevent breakage, repair daily and nightly damage, and create a durable protective shield against environmental aggressors. The lightweight texture absorbs instantly with no residue, leaving hair feeling smoother, softer and healthier from the very first use.

The luxurious fragrance blends the signature Acidic Bonding Concentrate citrus notes with calming lavender, creating a soothing day-and-night ritual that enhances any haircare routine.

Who Is This For?

This intensive serum is ideal for:

• Damaged, weakened or over-processed hair
• Hair prone to breakage or split ends
• Users needing 24/7 protection from daily and environmental stressors
• Anyone wanting smoother, softer, healthier-looking hair
• All hair types seeking deep repair with a lightweight feel

What Results to Expect

Immediate results:

• Smoother, softer hair after just one use
• Instant absorption with no residue
• Hair that feels nourished, protected and replenished
• A luxurious, calming scent experience

With regular use:

• Stronger, more resilient hair fibres
• Reduced breakage and fewer split ends
• Long-lasting protection against daily and overnight damage
• Improved hair health — 92% agree hair looks and feels healthy after 24 hours

Key Ingredients

• Citric Acid: Repairs and strengthens by penetrating 7 layers deep into the hair fibre.
• Polyglutamic Acid: A powerful leave-in hydrator that helps lock in moisture.
• Squalane: Conditions and smooths the hair, enhancing softness and manageability.

FAQ

Is this serum suitable for daily use?
Yes — it is designed for both daytime and overnight use to provide continuous repair and protection.

Will it weigh my hair down?
No — the formula is lightweight, fast-absorbing and leaves no visible residue.

Can it be used on any hair type?
Yes — it is suitable for all hair types, especially damaged or chemically treated hair.

Does it really strengthen the hair?
Yes — Citric Acid and other actives target the internal structure to help reinforce the hair fibre.

What does it smell like?
A refreshing mix of citrus with soothing lavender notes for a relaxing 24/7 experience.