Redken Acidic Grow Full Scalp & Hair Serum 100ml

Redken Acidic Grow Full Scalp & Hair Serum 100ml

Fuller-looking hair starts at the scalp.

Redken Acidic Grow Full System Scalp & Hair Serum 100ml is a lightweight, leave-in scalp treatment designed to hydrate, rebalance and support the appearance of thicker, fuller hair.

Powered by Azelaic Acid and Redken's 5% Strength Complex, this targeted serum helps maintain the scalp's natural acidic pH while improving hydration and supporting stronger, healthier-looking strands.

Its lightweight, non-greasy formula absorbs easily into the scalp, making it ideal for daily use without leaving roots feeling heavy or oily.

Perfect for fine, thin and flat hair, particularly strands prone to breakage from brushing, this scalp serum helps create the ideal foundation for fuller-looking hair.

Why You'll Love It

• Helps create the appearance of fuller, thicker hair

• Features Redken's 5% Strength Complex

• Helps rebalance the scalp's natural acidic pH

• Supports a healthy-feeling scalp moisture barrier

• Provides lightweight scalp hydration

• Helps strengthen fragile, breakage-prone hair

• Supports improved hair density and fullness

• Non-greasy formula that won't weigh down roots

• Suitable for daily use on damp or dry hair

• Ideal for fine, thin, flat and colour-treated hair

Key Ingredients

Azelaic Acid: Helps rebalance the scalp's acidic pH to support a healthy-feeling scalp environment.

5% Strength Complex: Redken's strengthening complex designed to support hair resilience and the appearance of fuller, thicker strands.

Caffeine: Featured in the formula to support Redken's densifying haircare system.

Glycerin: A moisture-attracting ingredient that helps maintain scalp hydration and comfort.

Sodium Hyaluronate: A form of Hyaluronic Acid that helps attract and retain moisture, supporting a hydrated scalp.

Bifida Ferment Lysate & Saccharomyces/Rice Ferment Filtrate: Ferment-derived ingredients included in the formula's scalp-conditioning complex.

Who Is It For?

• Fine or thin hair lacking density

• Flat hair needing more volume and fullness

• Hair prone to breakage from brushing

• Dry or dehydrated scalps

• Colour-treated hair needing lightweight scalp care

• Anyone wanting a daily scalp serum for fuller-looking hair

How to Use

1. Apply to clean, damp or dry hair.

2. Hold the bottle approximately 2.5cm away from the scalp.

3. Spray directly onto the scalp and roots, working in sections for even coverage.

4. Gently massage into the scalp using your fingertips.

5. Do not rinse.

6. Style as usual.

For best results, use daily alongside Redken Acidic Grow Full System Densifying Shampoo, Densifying Conditioner and Instant Densifying Spray.

Ingredients

Aqua / Water / Eau, Glycerin, Hydroxyethylpiperazine Ethane Sulfonic Acid, Caffeine, PEG-40 Hydrogenated Castor Oil, Sodium Hyaluronate, Phenoxyethanol, Citric Acid, Bifida Ferment Lysate, Saccharomyces/Rice Ferment Filtrate, Chlorphenesin, Propylene Glycol, Parfum / Fragrance, Tetrasodium Glutamate Diacetate, Pentylene Glycol, Azelaic Acid, Linalyl Acetate, Carvone, Linalool, Limonene, Citrus Limon Peel Oil, Citrus Aurantium Bergamia Peel Oil, Sodium Benzoate, Citral, Citrus Aurantium Peel Oil, Pinene.

Ingredient formulations may change. Always refer to the product packaging for the most up-to-date information.