Acidic Grow Full System Scalp & Hair Serum 100ml

Name: Redken Acidic Grow Full System Scalp &amp; Hair Serum 100ml
Brand: Redken
Price: 73.00 AUD
Availability: InStock

$73.00

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Estimated delivery: Mon, Aug 31st - Sat, Sep 5th

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Free Click and collect is available at checkout. Orders are ready within 1 hour during opening hours. Store Address: 56 Parer Rd, Airport West, VIC Australia 3042 Phone (03) 9999 5902

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Why You’ll love it

Promotes thicker-looking hair

Helps rebalance scalp pH

Lightweight leave-in formula

Suitable for colour-treated hair

Description

Redken Acidic Grow Full System Scalp & Hair Serum is a lightweight densifying serum designed to support thin, flat hair and scalp hydration.

This leave-in serum helps rebalance the scalp’s pH, add moisture and promote denser, thicker-looking hair. Ideal for hair prone to breakage from brushing, it supports stronger-feeling strands while helping create a fuller, more revitalised finish.

Formulated with Redken’s 5% Strength Complex, the serum works as part of the Acidic Grow Full System to help improve the look and feel of fine, flat hair. Suitable for colour-treated hair, it leaves the scalp cared for and hair looking fuller without a heavy finish.

KEY BENEFITS

Instantly fuller, thicker looking hair*
91% of GLP-1 users agreed hair feels thicker**
2X stronger hair***
2X less breakage****
Clinically-tested to hydrate the scalp*****

*When using system of shampoo, conditioner, serum, and spray
**In a consumer test when using system of shampoo, conditioner, serum, and spray; tested with GLP-1 users experiencing hair loss.
***System of shampoo, conditioner, serum, and spray vs. non-conditioning shampoo
****Tested to reduce breakage. System of shampoo, conditioner, serum, and spray vs. non-conditioning shampoo
*****When using system of shampoo, conditioner, and serum.

Directions

How To Use Redken Acidic Grow Full System Scalp & Hair Serum

On damp or dry hair, spray Acidic Grow Full System Scalp & Hair serum onto the scalp and roots from about one inch away.
Use fingers to massage into scalp.
Do not rinse.
Style as usual.
For best results, use with Acidic Grow Full System Densifying Shampoo, Conditioner and Instant Densifying Spray.

Ingredients

Redken Acidic Grow Full System Scalp & Hair Serum 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

Glycerin Humectants

Humectant

Attracts and holds water to help hair feel hydrated and soft.

May suit
Dry or dehydrated hair, and many curl and moisture routines.

Worth knowing
A very common, well-tolerated humectant used across countless products.
Caffeine Anti-dandruff / scalp care

Scalp-support ingredient

Caffeine is used in haircare to help support scalp vitality and create an energised feel.

May suit
People interested in scalp-focused formulas or products aimed at maintaining the appearance of fuller, energised hair.

Worth knowing
It is often included in shampoos, tonics and leave‑ins to complement other scalp-care ingredients. Its effects are generally most noticeable when used consistently.
PEG-40 Hydrogenated Castor Oil Cleansers / surfactants

Solubiliser and emulsifier

Helps blend oils and fragrance into water-based formulas for even texture and performance.

May suit
Useful for those who prefer haircare products with clear, consistent textures or evenly dispersed fragrance and oils.

Worth knowing
It is widely used in shampoos, conditioners and styling products to keep formulations stable and smooth. It also offers mild surfactant properties that support product rinse-off.
Sodium Hyaluronate Humectants

Hydrating humectant

Draws moisture into the hair and helps maintain hydration.

May suit
Those with dry, dehydrated or coarse hair seeking added softness and moisture retention.

Worth knowing
It is the salt form of hyaluronic acid and is widely used because it can hold many times its weight in water. In haircare, it helps support smoother, more manageable strands without adding heaviness.
Phenoxyethanol Preservatives

Preservative

Helps keep the product stable and pleasant to use after opening.

May suit
All products that need protecting from spoilage.

Worth knowing
A very common, well-studied preservative used at low levels.
Citric Acid pH adjusters

pH adjuster

Fine-tunes the product pH, which can help the hair surface feel smooth.

May suit
Most hair types as part of a balanced formula.

Worth knowing
Usually present in small amounts to balance the formula.
Chlorphenesin Preservatives

Preservative

Chlorphenesin helps keep haircare products fresh by supporting protection against microbial growth.

May suit
Those looking for products with reliable preservation, especially in creams, lotions or styling formulas.

Worth knowing
It is commonly used in cosmetics at low levels to help maintain product quality over time. It works alongside other preservatives to support formula stability.
Propylene Glycol Humectants

Humectant

Helps hold moisture and carry other ingredients through the formula.

May suit
Most hair types as part of a moisturising formula.

Worth knowing
A widely used humectant and carrier ingredient.
Tetrasodium Glutamate Diacetate Chelating agents

Chelating agent

Helps bind and neutralise metal ions in a formula to support product stability and performance.

May suit
Those using hard water or products prone to mineral build‑up may appreciate its inclusion.

Worth knowing
It is often used as a readily biodegradable alternative to traditional chelating agents. By managing metal ions, it can help formulas stay consistent over time.
Pentylene Glycol Humectants

Humectant and solvent

Helps attract and hold moisture while also improving the spreadability of a formula.

May suit
Those seeking lightweight hydration without heaviness.

Worth knowing
It also supports product texture and can enhance the performance of other ingredients in a formula.
Linalyl Acetate Fragrance ingredients

Fragrance component

A fragrance ingredient that adds a soft, floral–citrus note to haircare products.

May suit
Those who enjoy naturally inspired, aromatic formulas.

Worth knowing
It is a naturally occurring component of several essential oils and is often used to create balanced, pleasant scents in formulations. Its presence does not affect the performance of the product on the hair.
Linalool Fragrance ingredients

Fragrance component

A fragrance component found naturally in many flowers and spices.

Worth knowing
A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.
Limonene Fragrance ingredients

Fragrance component

A fragrance component that also occurs naturally in many citrus and plant oils.

Worth knowing
A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.
Citrus Limon (Lemon) Peel Oil Fragrance ingredients

Fragrant plant oil

A lemon-derived essential oil used to add a fresh, citrus scent to haircare products.

May suit
Those who enjoy naturally derived citrus fragrances in their hair products.

Worth knowing
Like many essential oils, it can also contribute light aromatic or sensory benefits beyond scent. Its natural composition includes common fragrance components, which may be relevant for people monitoring fragrance use.
Citrus Aurantium Bergamia (Bergamot) Peel Oil Fragrance ingredients

Fragrance oil

Provides a fresh, citrus aroma and can contribute a light conditioning feel.

May suit
Those who enjoy naturally derived citrus scents in haircare.

Worth knowing
Bergamot peel oil is an essential oil commonly used to add a bright, uplifting fragrance to formulations. It may also offer a subtle smoothing effect depending on the blend.
Sodium Benzoate Preservatives

Preservative

Helps protect water-based products from spoilage so they stay usable.

May suit
All products that need a preservative system.

Worth knowing
Often paired with other preservatives for broad protection.
Citral Fragrance ingredients

Fragrance component

Citral is a fragrance ingredient used to provide a fresh, citrus-like scent.

May suit
Those who enjoy citrus-style fragrances or want products with a fresh aromatic profile.

Worth knowing
Citral is naturally present in several essential oils and is listed on labels because it is a recognised fragrance allergen. Only small amounts are typically used to adjust or enhance a product’s scent.
Citrus Aurantium Amara (Bitter Orange) Peel Oil Fragrance ingredients

Fragrance oil

A citrus essential oil used to add a fresh, aromatic note to haircare products.

May suit
Those who enjoy naturally derived citrus fragrances.

Worth knowing
As an essential oil, it contributes scent and may also offer a light refreshing feel in formulations. It can naturally contain trace levels of common fragrance allergens, which are listed separately on ingredient labels when present above threshold levels.
Pinene Fragrance ingredients

Fragrance component

Pinene is a fragrance ingredient that imparts a fresh, pine-like aroma to haircare products.

May suit
Those who enjoy crisp, outdoorsy fragrance notes in their hair products.

Worth knowing
It occurs naturally in many essential oils, especially pine and conifer sources. In formulations it is used mainly for its scent rather than for hair-conditioning effects.