A clear glass bottle with a white cap labeled “Sea-el Castor Lash & Brow Serum,” shown against a white background. A diagram displays a central oil droplet with bubbles, labeled: Organic Castor Oil, Vitamin E, Organic Black Seed Oil, and Organic Rosemary Oil. Sea-el’s Castor Lash & Brow Serum nourishes thinning brows and lashes with these ingredients. A bottle of Sea-el Castor Lash & Brow Serum with a white cap and minimal label sits on sandy ground, ocean and sky blurred behind—ideal for remedying thinning lashes or brows. Text on a green background about 3,000 banned ingredients and a higher standard for home products.
This product has significantly reduced plastic use compared to conventional alternatives primarily made of plastic, with key components of its packaging made from materials with greater circularity potential, such as paper, glass, or aluminum.
A clear glass bottle with a white cap labeled “Sea-el Castor Lash & Brow Serum,” shown against a white background.

Sea-el Castor Lash & Brow Serum

1 oz

Why we love it

  • Free from thousands of banned ingredients and meets our EU-informed standards.
  • Nourishes for visibly fuller, healthier-looking lashes and brows.
  • Made with thoughtfully sourced, natural ingredients.
  • Supports your natural beauty without harsh chemicals.
Scent: Ocean-Inspired

$17.49

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Free carbon neutral shipping on orders $29+. Arrives in 3-5 days. Free, easy 30-day returns.

Effective remedy for thinning lashes and brows

Net Wt: 30 mL / 1 fl oz

ORGANIC CASTOR OIL ORGANIC BLACK SEED OIL ORGANIC ROSEMARY OIL TOCOPHEROL VITAMIN E

apply a small amount to clean dry lashes and brows each night using the applicator brush use consistently for best results avoid direct contact with eyes
This product has significantly reduced plastic use compared to conventional alternatives primarily made of plastic, with key components of its packaging made from materials with greater circularity potential, such as paper, glass, or aluminum.

Let’s end the plastic era for good.

This product has significantly reduced plastic use compared to conventional alternatives primarily made of plastic, with key components of its packaging made from materials with greater circularity potential, such as paper, glass, or aluminum.

Go Beyond Plastic

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Beautifully clean makeup and skincare.

From lip color to moisturizer, every beauty product is vetted for ingredients and materials that align with our strict standards, so you can feel confident in what goes on your skin.

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No hidden ingredients

Made without parabens, phthalates, or heavy metals

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Safer, smarter formulas

No talc, formaldehyde donors, or petroleum-based ingredients

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Less plastic, fewer microplastics

Low-waste formats and plastic-free packaging where possible

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Go Beyond Plastic™ and microplastics.

Plastic products break down into microplastics that can affect human health.

Grove Co. is on a mission to reduce plastic in home essentials — for both people and for the planet.

Learn more on the Home Planet blog

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