Thymol

0-6 month old newbornsSkin contact product

Check for Different Age (6 available)

Is this safe for 0-6 month old newborns to use Thymol?

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NOT RECOMMENDED
Danger Score: 7 (Lower is safer)
Quick Answer: Thymol not recommended for 0-6 month old babies when used in topical products. Always consult your pediatrician for newborns.

ℹ️General Overview

For newborns and infants (0–6 months), thymol is best avoided. It can irritate delicate baby skin and may be absorbed more easily by infants than by adults.

What to Do

Do not use products that list thymol on babies under 6 months. For older babies, choose products made for infants without thymol. If you must use something that contains thymol on a child over 6 months, use it very sparingly, avoid the face and diaper area, do a small patch test on the arm first, and stop use immediately if you see redness, swelling, a rash, or breathing changes. Always check with your pediatrician before trying new topical products on an infant.

⚠️Warnings

Warnings come from regulatory and industry reviews: thymol is noted as a penetration enhancer (Cosmetic Ingredient Review) and subject to use or concentration limits in some jurisdictions (Japan Ministry of Health; industry safety reviews). Some product certification programs restrict its use unless safety data are provided. Avoid use on broken or irritated skin, avoid near eyes and mouth, watch for signs of allergic reaction or breathing trouble, and seek medical care for any concerning reaction.

Confidence: HIGH

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Safety Risk Labels

This ingredient has the following documented risks:

Organ Risk: European hazard labeling flags thymol as toxic or harmful to body systems in some tests, and industry reviews note non-reproductive organ toxicity at higher exposures. That means repeated or strong contact could hurt organs such as the liver, lungs, or kidneys.
Absorbed: A cosmetic safety review lists thymol as a skin penetration enhancer. This means it can help itself or other ingredients soak through skin and get into the bloodstream.
Banned: Some regulators restrict how thymol can be used or set concentration limits (for example in Japan), and certain product certification programs require proof before it is allowed. That shows it is limited or controlled in some places.
Environmental: European hazard codes identify possible harm to wildlife and the environment from thymol in some situations. This means it can be toxic to plants or animals if released into nature.
Irritant: Workplace guidance and hazard labeling note handling risks and limit allowed exposures, which indicates thymol can irritate skin, eyes, or breathing when people handle it without protection.

Tap or hover over labels to see detailed risk information.

Alternative Names for Thymol

This ingredient may also be listed as:

thymolTHYMOL, PRIMARY PHARMACEUTICAL REFERENCE STANDARDSR-01000763796ST50586034FT-0612711Q408883AE-562/43461428M0410D01039A845314C09908

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

Products Containing Thymol

This ingredient is found in the following products:

This list shows products that contain Thymol or its alternative names.

Common Questions About Thymol

Is this ingredient safe for newborns to use Thymol?

Thymol is not recommended for 0-6 month old babies due to potential safety risks.

What are the organ risk risks of Thymol for newborns?

May harm organs like liver, kidneys, or lungs with repeated use. This is especially important for babies whose skin and systems are still developing.

What are the absorbed risks of Thymol for newborns?

Can be absorbed through the skin and get into the bloodstream. This is especially important for babies whose skin and systems are still developing.

What are the banned risks of Thymol for newborns?

Banned or heavily restricted in one or more countries. This is especially important for babies whose skin and systems are still developing.

What are the environmental risks of Thymol for newborns?

Possible negative effects on the environment This is especially important for babies whose skin and systems are still developing.

What are the irritant risks of Thymol for newborns?

Can cause skin redness, itchiness, or rashes—especially on sensitive baby skin. This is especially important for babies whose skin and systems are still developing.

What products contain Thymol?

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

When can infants start using products with Thymol?

The appropriate age depends on the specific ingredient properties and concentration. This analysis is for 0-6 month old babies. Use the age selector above to check other ages.

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