Ingredient Encyclopedia
Ingredient Encyclopedia
Castor Oil – Benefits, Side Effects & Uses
by ThankMeNow Editors on Sep 11, 2025
What is Castor Oil?
Castor Oil is a thick, occlusive plant oil rich in ricinoleic acid. It is used to soften the feel of very dry skin and is common in cleansing balms.
Benefits
Very occlusive; locks in moisture.
Useful for lip balms, body care, and cleansing oils.
Side Effects
Can feel heavy or sticky; avoid overuse on breakout‑prone areas.
Not a medication for hair growth; results vary.
How to Use
Use a small amount over moisturiser on very dry patches or as part of a cleansing oil blend.
Related Ingredients
See also: Shea Butter, Squalane