Castor Oil | Arandi

Castor Oil (INCI Ricinus Communis Seed Oil) is a cold-pressed seed oil and the only common carrier dominated by ricinoleic acid at 82–90%. That hydroxylated fatty acid gives its distinctive high viscosity and film-forming behaviour. Typically diluted at 10–25% in blends rather than used neat.

• Also known as: Castor Oil, Arandi Oil, Jamaican Black Castor Oil (roasted variant), Eranda Oil
• Botanical name: Ricinus communis
• Plant part used: Seed
• INCI name: Ricinus Communis Seed Oil
• Extraction: Cold-pressed, Unrefined (virgin)
• Form: Carrier oil (liquid)
• Appearance: Pale yellow to colourless; Mild, characteristic
• Grade: Cosmetic-grade · Food-grade · Industrial-grade
• Origin: India
• Shelf-life: 24–36 months · below 20 °C · tightly sealed · away from light

Key benefits

• Ricinoleic acid (C18:1-OH) (82–90%) — Unique hydroxyl group — exceptional humectant, emollient
• Linoleic acid (C18:2) (4–6%) — Skin barrier support
• Oleic acid (C18:1) (2–4%) — Emollient
• Stearic acid (C18:0) (1–2%) — Skin conditioning

How to use

• 2–10% in emulsions
• 10–30% in facial oil serums
• 50–100% as standalone carrier or massage base
• Common applications: lip balms, hair growth serums, eyelash conditioners and soap making, where it drives lather.

FAQs

What are the primary formulation applications of Castor Oil?
Most buyers use it at 2–10% in emulsions; 10–30% in facial oil serums; 50–100% as standalone carrier or massage base. As with any new carrier oil, pilot-test in your specific base before committing to a full production run.

Explore more

Herbuno's global export listing for this oil → · HerbIQ: Botanical Anatomy → · Carrier Oils