Redken Acidic Bonding Concentrate 24/7 Night & Day Mini Hair Serum — travel-size bond repair, anti-frizz & heat protection

Redken Acidic Bonding Concentrate 24/7 Night & Day Mini Hair Serum is a lightweight leave-in treatment designed to rebuild weakened hair bonds, reduce frizz, and protect color-treated or chemically processed hair around the clock.

This concentrated serum uses an acidic bonding system to penetrate multiple layers of the hair fiber and deliver strengthening ingredients where they matter most. Formulated for damaged, bleached, or color-treated hair, it combines citric acid to improve fiber accessibility with polyglutamic acid and squalane to lock in repair and moisture. The mini size makes it easy to test or keep in a travel kit while providing daily anti-frizz and heat-protection benefits with a calming lavender scent.

How does this serum repair hair without weighing it down?

The formula targets internal bonds and outer barrier using lightweight, high-performance ingredients that absorb quickly. Instead of coating hair with heavy oils, it blends water-compatible actives that penetrate and then seal, leaving hair smoother and more resilient.

• Citric acid increases fiber porosity for deeper ingredient penetration
• Polyglutamic acid strengthens internal bonds and holds moisture
• Squalane provides lightweight sealing and frizz control
• Non-greasy texture suitable for fine to medium hair

When should I use it for best results — daytime, nighttime, or both?

Use it day or night: the product is formulated for continuous repair and protection. Apply to damp hair before styling for heat defense and humidity control, or on dry hair overnight to let repairing ingredients work while you sleep.

• Apply to mid-lengths and ends on clean, damp hair before styling
• Use on dry hair before bed as an overnight fortifying treatment
• Reapply sparingly during the day to tame frizz and refresh ends

What results can I expect and how quickly will I notice them?

Visible smoothing and reduced frizz can be seen after the first use, with progressive improvement over repeated applications. Clinical testing shows increased strength and hydration metrics; hair should feel smoother, look shinier, and show fewer signs of breakage over time.

• Immediate smoothing and easier detangling after one use
• Progressively stronger, more hydrated hair with regular use
• Enhanced protection from humidity and daily styling stress

How do I apply the serum safely to avoid buildup or heaviness?

Start with a small amount and concentrate on the most damaged sections—mid-lengths and ends. Spread the product evenly through damp or dry hair; add more only if hair needs extra smoothing. Regular shampooing prevents residue accumulation.

• Dispense a pea- to dime-sized amount for short hair; increase for longer or thicker hair
• Work product into palms, then glide through lengths and ends—not the scalp
• Use clarifying shampoo periodically if you use multiple styling products

Who is this for? This mini serum is ideal for anyone with weakened, chemically treated, or frequently styled hair seeking an easy-to-use leave-in repair and anti-frizz solution. It suits people who want daily protection from humidity and heat, travelers looking for a compact treatment, or anyone curious to try Redken’s acidic bonding technology before committing to a full-size product. Avoid heavy application at the roots and follow your regular shampoo routine to maintain balanced results.

Ingredients

AQUA / WATER / EAU • ISOPROPYL MYRISTATE • DIMETHICONE • TRIETHANOLAMINE • AMODIMETHICONE • PHENOXYETHANOL • SQUALANE • PARFUM / FRAGRANCE • CARBOMER • POLYQUATERNIUM-4 • POTATO STARCH MODIFIED • HYDROXYPROPYL GUAR • CITRIC ACID • BEHENTRIMONIUM CHLORIDE • SODIUM POLYGLUTAMATE • COCO-BETAINE • TRIDECETH-6 • ISOPROPYL ALCOHOL • SODIUM CHLORIDE • CETRIMONIUM CHLORIDE • LIMONENE • LINALOOL • GERANIOL • CITRONELLOL • COUMARIN • ALPHA-ISOMETHYL IONONE