Castor Oil Shampoo Bar

5.0
Rated 5.0 out of 5 stars
39 Reviews

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Castor Strength

Supports thicker-looking, stronger hair from root to tip. Castor oil helps reduce breakage and reinforce strands over time.

Scalp Balance

Helps hydrate and balance the scalp. Castor oil, jojoba, and betaine support a comfortable, healthy foundation for strong hair.

Botanical Support

A strengthening botanical blend that nourishes scalp & strands for healthier-looking hair, improving density.

protein tea tree shampoo and soap Hydrolyzed Rice Protein

Penetrates the hair shaft to improve moisture retention, strength, and elasticity for more resilient hair.

best rice water shampoo
5.0
Rated 5.0 out of 5 stars
Based on 39 reviews
100%would recommend this product
39 reviews
  • C
    Carrie
    Verified Reviewer
    I recommend this product
    Rated 5 out of 5 stars
    2 hours ago
    Clean Hair, Clear Conscience

    I love knowing my shampoo routine is plastic-free and plant-based. Even better—my hair feels stronger, looks fuller, and stays soft between washes.

  • P
    Paula
    Verified Reviewer
    I recommend this product
    Rated 5 out of 5 stars
    2 hours ago
    Long-Lasting and Worth It

    This bar lasts a long time and delivers consistent results. My hair feels fortified, smooth, and well cared for from root to tip.

  • A
    Andrew
    Verified Reviewer
    I recommend this product
    Rated 5 out of 5 stars
    Yesterday
    Nourishing Without Build-Up

    I love how nourishing this shampoo bar is without leaving any residue. My hair feels clean, smooth, and naturally shiny.

  • C
    Caroline
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    Stronger Hair After Every Was

    Each time I use this shampoo bar, my hair feels stronger and healthier. It cleans thoroughly but still leaves my scalp feeling moisturized and comfortable.

  • M
    Melody
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    My Go-To Shampoo Bar

    This has become my everyday shampoo. My hair feels fortified, my scalp feels calm, and I love knowing I’m using something that’s better for the planet.

  • A
    Athena
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    Plastic-Free and Powerful

    I love that one bar replaces multiple plastic bottles, but what really sold me is how good it makes my hair feel. Stronger, healthier, and easier to manage.

  • R
    Rey
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    Perfect Balance of Strength and Moisture

    This bar gives my hair the perfect balance—stronger strands without feeling heavy or oily. It rinses clean and leaves my hair soft and manageable.

The Seek Bamboo Pledge: Not totally in love with your Seek Bamboo shampoo bar? Send it back our way – anytime, no questions asked! We stand behind our bars with a 100% satisfaction guarantee.

Let’s Talk Castor Oil Shampoo

Your most-asked questions about stronger strands, scalp care, and how to use it — answered.

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