Redken Acidic Grow Full Conditioner for Thicker Hair, 10.1 fl oz — Lightweight 7% Densifying Complex, Scalp Hydration

Redken Acidic Grow Full Conditioner is a lightweight, 7% densifying-complex conditioner that hydrates scalp and hair to create a fuller, softer look for thin or thinning hair.

This conditioner is formulated to work as part of the Acidic Grow Full System to address the appearance of fine or flat hair. Designed with a 7% Densifying Complex, the formula aims to gently replenish moisture balance on the scalp while leaving strands feeling conditioned without heaviness. It is compatible with color-treated hair and has been evaluated in consumer testing that included GLP-1 users.

How does this conditioner add fullness without weighing hair down?

The lightweight formula conditions hair fibers and helps rebalance scalp moisture so strands sit with more lift at the roots. Instead of heavy oils that flatten fine hair, the product focuses on targeted hydration and a densifying complex to improve strand feel and appearance.

• 7% Densifying Complex to strengthen strand texture
• Light conditioning agents that rinse clean
• Scalp hydration that prevents limp roots

Will this product work for thinning caused by GLP-1 medication?

Redken conducted consumer testing that included GLP-1 users; participants reported thicker-feeling hair when using the complete Acidic Grow Full System. The conditioner itself is designed to support the system’s volumizing and scalp-care goals by conditioning without heaviness.

• Tested with GLP-1 users as part of the 4-step system
• Helps improve hair texture appearance when used with shampoo, serum, and spray
• Supports scalp comfort and moisture balance

How should I incorporate this conditioner into my routine?

Use after shampooing with Acidic Grow Full Shampoo for best results. Apply mid-lengths to ends and a light amount near the scalp if needed, leave for a short moment, then rinse thoroughly. For a fuller look, follow with the brand's Scalp & Hair Serum and Instant Densifying Spray.

• Pair with Acidic Grow Full Shampoo for system benefits
• Use serum and spray to enhance densifying effects
• Safe for color-treated hair—use as part of regular washing routine

What immediate and long-term benefits can I expect?

Immediately, hair should feel softer and appear fuller due to the lightweight conditioning and volumizing action. Over continued use within the full Acidic Grow system, many users report improved texture and a thicker look; outcomes vary with individual hair type and consistency of use.

• Instant: conditioned, softer hair with more lift
• Ongoing: improved strand feel and fuller appearance when used as a system
• Maintains color protection while addressing thin hair concerns

Who is this for: Redken Acidic Grow Full Conditioner is aimed at people with fine, flat, or thinning hair seeking non-heavy conditioning and added volume. It suits those who prefer system-based haircare—shampoo, conditioner, serum, and spray—to target scalp hydration and the visual density of hair, including color-treated hair and users who have experienced hair thinning while on GLP-1 therapy.

Ingredients

AQUA / WATER / EAU, CETEARYL ALCOHOL, STEARAMIDOPROPYL DIMETHYLAMINE, ISOPROPYL MYRISTATE, CETYL ESTERS, CAFFEINE, PARFUM / FRAGRANCE, TARTARIC ACID, HELIANTHUS ANNUUS SEED OIL / SUNFLOWER SEED OIL, CAPRYLYL GLYCOL, BENZOIC ACID, AZELAIC ACID, BIFIDA FERMENT LYSATE, SACCHAROMYCES/RICE FERMENT FILTRATE, LINALYL ACETATE, CARVONE, LIMONENE, SODIUM CHLORIDE, LINALOOL, CITRUS LIMON PEEL OIL, CITRUS AURANTIUM BERGAMIA PEEL OIL, CITRUS AURANTIUM PEEL OIL, CITRAL, PENTYLENE GLYCOL, PINENE, PHENOXYETHANOL, SODIUM BENZOATE