
Product: Castor Oil
Rchem Castor Oil is a high-purity, natural fixed oil obtained by cold-pressing the seeds (beans) of the Ricinus communis (castor) plant, presented as a clear to slightly hazy, colorless to pale yellow, thick and viscous liquid. This unique oil is distinguished by its exceptionally high content of ricinoleic acid, a rare monounsaturated fatty acid with a hydroxyl group (-OH) that imparts extraordinary humectant, emollient, and film-forming properties. It is a cornerstone ingredient in cosmetic, pharmaceutical, industrial, and personal care formulations for its ability to deeply condition, soften, and create protective films.
Category: powder
Description
Key Features & Benefits:
● Excellent natural thickening agent with high viscosity at low concentrations
● Effective stabilizer for emulsions and suspensions in various formulations
● Clean-label ingredient suitable for organic and natural product formulations
● Improves texture and shelf life in food products
● Enhances viscosity and stability in cosmetic formulations
● Cost-effective alternative to synthetic thickeners and stabilizers
Technical Specifications Table:
Property
Detail
Apperance
Scent
Solubility
Uses
pH
Charge
Used In
Usage Rate
Product Origin
PALM DERIVATIVES STATUS
VEGAN SUITABLE
Chemical Formulae
Frequently Asked Questions:
What makes Castor Oil unique among all other vegetable oils?
Castor oil is unique because it contains ricinoleic acid, a fatty acid with a hydroxyl group (-OH) that is not found in any other common vegetable oil. This hydroxyl group gives Castor oil its extraordinary properties: (1) High viscosity (5-10x thicker than olive oil); (2) Solubility in alcohol (most oils are insoluble); (3) Superior humectant properties (attracts and binds moisture); (4) Excellent film-forming ability (creates glossy, protective films).
While scientific studies are limited, there is significant anecdotal evidence and historical use supporting Castor oil for hair growth. The ricinoleic acid in Castor oil is believed to: (1) Improve blood circulation to the scalp; (2) Provide anti-inflammatory and antimicrobial benefits that create a healthy scalp environment; (3) Condition the hair shaft to prevent breakage, allowing hair to grow longer; (4) Provide deep hydration to the scalp and hair. Many users report thicker, fuller, and faster-growing hair with regular use.
Does Castor Oil really help with hair growth?
Castor oil is a favorite in lip products because it: (1) Provides exceptional gloss and shine without being sticky; (2) Forms a smooth, protective film that prevents moisture loss from lips; (3) Has excellent pigment dispersing properties for even color distribution; (4) Adds body and viscosity to formulations; (5) Is alcohol-soluble, allowing for easy incorporation into various formulas.
Why is Castor Oil used in lipsticks and lip balms?
Castor oil has a low to moderate comedogenic rating (approximately 1-2 on a scale of 0-5). However, due to its high viscosity and thick nature, some individuals with highly oily or acne-prone skin may find it too heavy for facial use. It is excellent for dry skin, body care, and hair care. For facial use, it is often diluted with lighter oils like Jojoba or Grapeseed oil.
Is Castor Oil comedogenic (does it clog pores)?
Store in a cool, dry place away from direct sunlight and heat sources. Due to its high ricinoleic acid content, Castor oil has good oxidative stability and a long shelf life of approximately 18-24 months. Its high viscosity may require gentle warming (30-40°C) to ease pouring and handling in cooler temperatures. Castor oil does not require refrigeration. Always ensure containers are tightly sealed. Always refer to the Safety Data Sheet (SDS) for comprehensive handling and safety information.

