---
product_id: 300366487
title: "Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml"
brand: "redken"
price: "$65.60"
currency: USD
in_stock: true
reviews_count: 13
category: "Redken"
url: https://www.desertcart.us/products/300366487-conditioner-biotin-and-castor-seed-oil-for-longer-stronger-hair
store_origin: US
region: United States of America
---

# Nourishing castor seed oil infusion Biotin-powered strength boost Supports extreme hair length growth Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml

**Brand:** redken
**Price:** $65.60
**Availability:** ✅ In Stock

## Summary

> 💼 Elevate your hair game — because strong, long hair means strong, long-lasting impressions.

## Quick Answers

- **What is this?** Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml by redken
- **How much does it cost?** $65.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/300366487-conditioner-biotin-and-castor-seed-oil-for-longer-stronger-hair)

## Best For

- redken enthusiasts

## Why This Product

- Trusted redken brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Damage Defense:** Targets and repairs damaged hair, restoring resilience and shine for a healthier look.
- • **Fortify & Flourish:** Biotin and castor seed oil team up to reinforce hair from root to tip, reducing breakage and promoting longer, stronger strands.
- • **Sensory Indulgence:** Delight in the fresh, uplifting strawberry scent that transforms your routine into a self-care ritual.
- • **Eco-Conscious Choice:** Cradle to Cradle certified, combining performance with sustainability for the mindful professional.
- • **Length Goals Unlocked:** Specifically formulated to help you achieve maximum hair length without compromise.

## Overview

REDKEN Extreme Length Conditioner with Biotin and Castor Seed Oil is a 300 ml professional-grade formula designed to fortify damaged hair, reduce breakage, and support maximum length growth. Infused with a refreshing strawberry scent and Cradle to Cradle certification, it offers a sustainable, effective solution for healthier, longer hair.

## Description

REDKEN Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml : desertcart.co.uk: Beauty

Review: Worth the price - My hairdresser recommended this brand to help the condition of my died hair. I've used a few different types from This brand. All including this one leave your hair feeling soft and healthy. Definitely worth the price
Review: Hair product - Good product but took a long time to arrive

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B08XZBCC4J |
| Batteries  | 1 A batteries required. |
| Best Sellers Rank | 3,790 in Climate Pledge Friendly ( See Top 100 in Climate Pledge Friendly ) 344 in Hair Conditioners 3,791 in Climate Pledge Friendly: Shop All |
| Customer reviews | 4.5 4.5 out of 5 stars (945) |
| Date First Available  | 5 Mar. 2021 |
| Is discontinued by manufacturer  | No |
| Item model number  | E3461500 |
| Manufacturer  | REDKEN |
| Product Dimensions  | 6.36 x 6.4 x 14.15 cm; 300 g |

## Product Details

- **Brand:** Redken
- **Hair type:** Damaged
- **Item form:** Gel
- **Material feature:** Recyclable

## Images

![Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml - Image 1](https://m.media-amazon.com/images/I/51Ja03Ko2eL.jpg)

## Questions & Answers

**Q: What is the main ingredient in Extreme Length?**
A: All Extreme Length products are infused with biotin as part of its Length Care Complex for longer, stronger hair.

**Q: How does Extreme Length help hair grow longer?**
A: Using the full system reduces breakage by up to 81%*, helping you achieve maximum hair length.

**Q: Did the formula change in the new Extreme Length?**
A: No, this is the same formula upgraded to new packaging.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth the price
*by E***N on 20 July 2025*

My hairdresser recommended this brand to help the condition of my died hair. I've used a few different types from This brand. All including this one leave your hair feeling soft and healthy. Definitely worth the price

### ⭐⭐⭐⭐⭐ Hair product
*by A***N on 16 November 2025*

Good product but took a long time to arrive

### ⭐⭐⭐⭐⭐ Really really good
*by G***A on 9 October 2025*

Great thick shampoo soft shiny hair

## Frequently Bought Together

- REDKEN Conditioner, Biotin & Castor Seed Oil, For Longer, Stronger Hair, Extreme Length, 300 ml
- Redken Extreme Length Leave-In Conditioner For Hair Growth Infused With Biotin
- REDKEN Shampoo, For Damaged Hair, Repairs Strength & Builds Resilience, Extreme

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**Shop now:** [https://www.desertcart.us/products/300366487-conditioner-biotin-and-castor-seed-oil-for-longer-stronger-hair](https://www.desertcart.us/products/300366487-conditioner-biotin-and-castor-seed-oil-for-longer-stronger-hair)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-21*