Hydrogenated Castor Oil

Hydrogenated Castor Oil molecular structure

adultsSkin contact product

Check for Different Age (6 available)

Is this safe for adults to use Hydrogenated Castor Oil?

YES - Generally Safe
Danger Score: 1 (Lower is safer)
Quick Answer: Hydrogenated Castor Oil is generally considered safe for adults when used in topical products. Adults generally have higher tolerance.

ℹ️General Overview

For adults, this ingredient is generally safe to use on intact skin. Serious problems are uncommon, but a few people have had allergic or irritating skin reactions.

What to Do

If you’ll use a product with this ingredient for the first time, try a small patch on the inside of your forearm and wait 24–48 hours to check for redness, itching, or swelling. Don’t apply it to broken, irritated, or inflamed skin. If you know you get contact allergies, talk with a dermatologist before using products that contain it.

⚠️Warnings

There are a few human case reports linking this ingredient to allergic contact dermatitis and reviewers have noted possible skin or eye irritation (sources: human case reports and the Cosmetic Ingredient Review). Environment Canada classifies it as not expected to be toxic, and the FDA records show it’s also used in food, which means you may be exposed from multiple sources. Stop use and seek medical advice if you get a rash, persistent redness, itching, swelling, or other signs of an allergic reaction.

Confidence: HIGH

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Safety Risk Labels

This ingredient has the following documented risks:

Immune system: There are human case reports showing allergic contact reactions to hydrogenated castor oil, and a cosmetic safety review lists it as linked to immune/allergy effects. This means some children (or people) can have allergic reactions after skin contact.
Irritant: A cosmetic safety review notes this ingredient can cause skin, eye, or lung irritation. That means it may make skin red, sore, or bother the eyes or breathing in some users.
Eczema: Case reports describe allergic axillary dermatitis and other contact rashes from this ingredient. Those kinds of allergic rashes can trigger or make eczema worse in sensitive children.
Environmental: A national environmental agency flagged the ingredient as an uncertain environmental toxin. That means its effects on wildlife or water are not well known and could be a concern.

Tap or hover over labels to see detailed risk information.

Alternative Names for Hydrogenated Castor Oil

This ingredient may also be listed as:

hydrogenated castor oilHYDROGENATED CASTOR OILUNITINA HRRICE SYN WAXOLIO DI RICINO IDROGENATO (ITALIAN)CASTORWAX NFCASTORWAX MP-80CASTORWAX MP-70CASTOR OIL, HYDROGENATED

Always check ingredient labels carefully, as ingredients may be listed under different names.

Products Containing Hydrogenated Castor Oil

This ingredient is found in the following products:

This list shows products that contain Hydrogenated Castor Oil or its alternative names.

Common Questions About Hydrogenated Castor Oil

Is this safe for adults to use Hydrogenated Castor Oil?

Yes, Hydrogenated Castor Oil is generally considered safe for adults based on current research.

What are the immune system risks of Hydrogenated Castor Oil for adults?

Could weaken or confuse immune system.

What are the irritant risks of Hydrogenated Castor Oil for adults?

Can cause skin redness, itchiness, or rashes—especially on sensitive baby skin.

What are the eczema risks of Hydrogenated Castor Oil for adults?

Linked to triggering or worsening eczema and similar skin conditions.

What are the environmental risks of Hydrogenated Castor Oil for adults?

Possible negative effects on the environment

What products contain Hydrogenated Castor Oil?

Hydrogenated Castor Oil is commonly found in skincare products, cosmetics, and topical applications. Always check ingredient labels before use.

When can adults using products with Hydrogenated Castor Oil?

The appropriate age depends on the specific ingredient properties and concentration. This analysis is for adults. Use the age selector above to check other ages.

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