PURE BENI Organic Castor Oil 100% pure and cold-pressed. Natural hair growth oil for thinning hair, scalp nourishment, stronger eyelashes, fuller eyebrows and healthy skin.

Castor Oil: Benefits, Uses & Everything You Need To Know

What Is Castor Oil?

Castor oil is a vegetable oil extracted from the seeds of the Ricinus communis plant, native to tropical regions of Africa and Asia. It has been used for thousands of years in traditional medicine and beauty rituals across Egypt, India, and the Caribbean.

At PURE BENI, our castor oil is certified organic and cold-pressed to preserve its full concentration of ricinoleic acid, vitamin E, and omega-6 fatty acids — the compounds responsible for its remarkable hair and skin benefits.

Why Is It Called Castor Oil?

The name "castor oil" has two possible origins. The most widely accepted theory traces it to the early 18th century, when castor oil began replacing castoreum — a secretion from beavers (called "castor" in Latin) — which was previously used in perfumery and medicine. Another theory links the name to the Ricinus communis seed's resemblance to a tick, called "castor" in some languages.

In French, it is known as huile de ricin, derived directly from the plant's Latin name Ricinus. The terms "castor oil" and "huile de ricin" refer to exactly the same oil.

What Are the Benefits of Castor Oil?

For Hair & Scalp

  • Stimulates hair growth — ricinoleic acid improves scalp circulation and nourishes follicles
  • Thickens thinning hair — strengthens the hair shaft from root to tip
  • Deep conditioning — seals moisture into dry or damaged hair
  • Reduces dandruff — its antifungal properties soothe a dry, flaky scalp
  • Seals split ends — temporarily bonds and smooths damaged ends
  • Restores edges — one of the most effective oils for thinning hairlines

→ Castor Oil vs Rosemary Oil — Which Is Best for Hair Growth?

For Lashes & Brows

  • Promotes visible growth — regular use leads to longer, fuller lashes and brows
  • Thickens and darkens — the fatty acids coat each strand for a denser appearance
  • Conditions and strengthens — reduces breakage and fallout
  • 100% natural alternative — to serums containing synthetic prostaglandins

For Skin

  • Deep moisturisation — its thick texture creates a long-lasting moisture barrier
  • Soothes inflammation — ricinoleic acid has natural anti-inflammatory properties
  • Fades stretch marks — regular massage improves skin elasticity
  • Heals dry, cracked skin — especially effective on heels, elbows, and cuticles

How to Use Castor Oil

For Lashes & Brows

Apply a thin layer with a clean mascara wand each evening before bed. Leave overnight and rinse in the morning. Consistency is key — results typically appear after 6–8 weeks of daily use.

For Hair & Scalp

Warm a small amount between your palms and massage into the scalp using circular motions. Work the remaining oil through the lengths and ends. Leave for a minimum of 1–2 hours, or overnight for a deeper treatment. Wash out with a gentle shampoo — you may need to shampoo twice due to the oil's thick consistency.

For Edges & Hairline

Apply a small amount to thinning areas nightly using your fingertips or a soft toothbrush. Massage gently to stimulate circulation. Be consistent — edge restoration takes time but castor oil is one of the most effective natural solutions available.

Power Combination: Castor Oil + Batana Oil

Mix 2 parts batana oil with 1 part castor oil for a powerful hair growth treatment. The batana oil adds deep nourishment and colour restoration, while the castor oil stimulates growth and seals moisture. Use as a weekly overnight mask for maximum results. How To Use Batana Oil For Hair Growth →

Why Is Castor Oil Called "Huile de Ricin" in French?

"Huile de ricin" is simply the French name for castor oil. "Huile" means oil, and "ricin" comes from Ricinus communis, the scientific name of the castor plant. The two terms refer to exactly the same product — there is no difference in composition or quality between "castor oil" and "huile de ricin".

How to Choose a Quality Castor Oil

  • ✓ Cold-pressed — preserves ricinoleic acid and vitamin E
  • ✓ 100% pure — no mineral oil, silicones, or additives
  • ✓ Hexane-free — no chemical solvents used in extraction
  • ✓ Organic certified — no pesticides or chemical treatments
  • ✓ Unrefined — retains its natural golden colour and characteristic scent

Our PURE BENI Organic Castor Oil meets all of these criteria — available in 10 ml, 30 ml, and 100 ml.

🛒 Shop PURE BENI Castor Oil

Frequently Asked Questions

What are the benefits of castor oil?

Castor oil stimulates hair growth, thickens lashes and brows, conditions dry or damaged hair, soothes the scalp, reduces dandruff, and deeply moisturises skin. Its key active compound is ricinoleic acid, which improves scalp circulation and nourishes hair follicles.

Why is it called castor oil?

The name likely derives from castor oil replacing castoreum (a beaver secretion) in the 18th century. In French, it is called "huile de ricin" after the plant's Latin name Ricinus communis. Both names refer to the exact same oil.

How do you use castor oil?

For lashes and brows: apply a thin layer with a clean mascara wand each evening. For hair and scalp: massage into the scalp and lengths, leave 1–2 hours or overnight, then shampoo out. For edges: apply nightly to thinning areas and massage gently.

Why is castor oil called "huile de ricin"?

"Huile de ricin" is the French translation of castor oil. "Ricin" comes from Ricinus communis, the scientific name of the castor plant. There is no difference between the two — they are the same oil.

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