Redken Acidic Grow Full System Densifying Shampoo 300ml

Is this product for you?
• Fine, thin or flat hair lacking fullness
• Hair prone to breakage from brushing
• Want hair to instantly look fuller and thicker
• Looking to strengthen fragile lengths while caring for your scalp
• Suitable for colour-treated hair

Redken Acidic Grow Full System Densifying Shampoo is a lightweight strengthening and densifying shampoo designed for fine, thin or flat hair that needs a little more oomph. It gently cleanses while helping rebalance and hydrate the scalp, strengthen fragile strands and reduce breakage, leaving hair looking healthier, fuller and thicker without weighing it down.

When used as part of the complete Acidic Grow Full System, it provides the appearance of fullness equivalent to +5,000 hair fibres.*

Why we love it:
✔️ Instant Fullness – Helps fine and thin hair look fuller and thicker
✔️ 2x Stronger Hair – Strengthens fragile strands when used as part of the complete system
✔️ 2x Less Breakage – Helps reduce breakage caused by brushing
✔️ Scalp Care – Clinically tested to hydrate the scalp when used with the Shampoo, Conditioner and Serum
✔️ Lightweight Cleanse – Cleans without weighing down fine or flat hair
✔️ Colour-Friendly – Suitable for colour-treated hair
✔️ Vegan Formula – Made without animal-derived ingredients or by-products

Perfect Pair:
Follow with Redken Acidic Grow Full Conditioner, then complete the routine with the Scalp & Hair Serum and Densifying Spray. The four-step system works together to strengthen the hair and create maximum visible fullness.

Who’s it for:
Fine & Thin Hair – Creates the appearance of more density and fullness
Flat Hair – Perfect for hair that struggles to hold body and volume
Breakage-Prone Hair – Helps strengthen strands and reduce breakage caused by brushing
Colour-Treated Hair – Suitable for maintaining coloured hair while improving strength and fullness
Hair That Feels Less Dense – Ideal when you want existing hair to look and feel thicker

How to use:

1. Apply to wet hair
2. Massage into the scalp and hair to create a lather
3. Rinse thoroughly
4. Follow with Acidic Grow Full Conditioner through the mid-lengths and ends
5. For maximum results, complete the routine with the Scalp & Hair Serum and Densifying Spray

What’s inside:
Formulated with Azelaic Acid to help rebalance the scalp’s acidic pH, Caffeine to help energise the scalp, and Prebiotics to support moisture within the scalp’s acid mantle.

Finished with a warm citrus fragrance featuring Italian Lemon, Neroli and Vanilla Bean.

Tip:
This range is about making the hair you already have stronger, fuller and thicker-looking, it does not grow new hair. If breakage, fine strands or lack of density are your concern, use the complete four-step system for the best results.

*When using the complete system of Acidic Grow Full Shampoo, Conditioner, Serum and Spray.