Is castor oil good for eyelashes? It’s one of the uses of Castor Serum. Enjoy bold brows and luscious lashes with this volumizing treatment. We took our much-loved cold-pressed Organic Castor Oil and boosted its power so you enjoy bold castor oil lashes! Our new Hair Complex targets lashes & brows while you sleep for nourishing results to take your look to new lengths. Includes a dual end brush for brow and lash application. Dermatologically & Ophthalmology Tested.


Our signature Castor and Black Castor Oil come together in this nighttime serum for both lashes and brows.

  • Hair Complex: Biotin, Bamboo, Pumpkin, Amla, plus a Keratin-Supporting Blend for thicker, longer-looking lashes and fuller-looking brows.
  • Organic Castor Oil: Conditions brows and lashes for a fuller, bolder appearance.
  • Black Castor Oil: Nourishes hair follicles.
  • Insider tip: Use our specially designed brush for targeted brow and lash application.
Castor Serum Sensory Study*
  • 82% of subjects reported their lashes and brows look healthier*
  • 71% of subjects reported their lashes seem thicker after using this product*
  • 82% of subjects reported their brows seem fuller*
  • 88% of subjects reported the product as non-irritating*

* Results reported after eight weeks of use. Results based on a consumer perception study.


Ricinus Communis (Castor) Seed Oil*, Glycerin, Ethyl Macadamiate, Emblica Officinalis Seed Oil, Aqua, Ricinus Communis (Castor) Seed Oil†, Lactobacillus Ferment, Cucurbita Pepo (Pumpkin) Seed Oil*, Sambucus Nigra Fruit Extract, Panicum Miliaceum (Millet) Seed Extract‡, Lactobacillus/Arundinaria Gigantea Leaf Ferment Filtrate, Bisabolol, Quillaja Saponaria Bark Extract, Helianthus Annuus (Sunflower) Seed Oil, Triticum Aestivum (Wheat) Seed Extract‡, Saponaria Officinalis Leaf/Root Extract, Yeast Extract‡, Maltodextrin, Arginine HCl, Biotin, Rosmarinus Officinalis (Rosemary) Leaf Extract.


†Black Castor Oil

‡Keratin-Supporting Blend

Volumizing Treatment for Brows & Lashes

How We Like to Use

To experience the castor oil benefits, brush onto brows & lashes before you go to bed, using our targeted spoolie brush.

Our Top Ingredients

Our hair complex is a combination of biotin, bamboo, pumpkin, amla, plus a keratin-supporting blend.


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