Redken Extreme Length with Biotin Shampoo & Conditioner 10oz Duo
Redken Extreme Length Shampoo and Conditioner is infused with Biotin, Castor Oil, and Redken’s Length Care Complex to help strengthen damaged hair to grow longer and stronger. This conditioner provides nourishment to your hair without weighing it down. Fragile strands are strengthened and left with serious shine.
Product Specifications
| Component | Details |
|---|---|
| Shampoo | 10oz, formulated with Biotin, Castor Oil, and Length Care Complex |
| Conditioner | 10oz, lightweight formula for nourishment without heaviness |
| Key Ingredients | Biotin, Castor Oil, Redken Length Care Complex |
| Benefits | Strengthens damaged hair, promotes longer growth, enhances shine |
FAQ
Can this shampoo and conditioner be used on color-treated hair?
Yes, this product is suitable for color-treated hair as it is formulated to strengthen and protect without stripping color.
Does the conditioner leave hair feeling heavy?
No, the conditioner is lightweight and provides nourishment without weighing hair down.
Is biotin in this product effective for promoting hair growth?
Please contact customer service for information on biotin efficacy in individual hair growth cases.

Sarah McGrath –
My hair has been fragile for years, and after using this duo consistently, it feels stronger and looks shinier. The conditioner doesn’t make my hair feel greasy, which I appreciated. I’ve noticed less breakage and more length over time.
Rachel Nolan –
I tried several hair growth products, but this one stands out. The shampoo cleanses well without drying my hair, and the conditioner leaves it soft and manageable. My hair feels healthier after just a few uses.
Victor Ball –
After switching to this shampoo and conditioner, my hair has become noticeably stronger. I no longer see split ends as often, and it has a healthy shine. The biotin and castor oil combination works well for my damaged strands.