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Lanolin

Published: July 26, 2026Updated: August 28, 2026

Lanolin is a natural waxy substance derived from sheep's wool that has been used for centuries as a skin protectant and emollient. It is primarily used to treat dry, cracked, or irritated skin by creating a protective barrier that helps retain moisture. This unclassified topical agent is commonly found in ointments, creams, and salves for various skin conditions.

Quick summary

Lanolin is a natural skin protectant and moisturizer used to treat dry, cracked, or irritated skin by forming a protective barrier.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 28, 2026Editorial policy

Key facts at a glance

ATC
D02AX
RxNorm
6218
Generic
Lanolin
Class
unclassified
Brands
Corona Multi-Purpose, Lantiseptic, Lanashield, Supraderm, Calmoseptine, Lansinoh, A+D Original, Dr. Smith's Rash-n-All
Availability
otc
Pregnancy
N
Lactation
safe
Half-life (h)
0
Onset (min)
0
Duration (h)
0
Routes
topical
Forms
ointment, cream, lotion, balm, paste
Regions
United States, Canada, European Union, United Kingdom, Australia, New Zealand
Monitoring
allergic contact dermatitis

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Used to treat dry, chapped, or cracked skin, minor burns, skin irritations, diaper rash, chapped lips, and sore nipples during breastfeeding. Also serves as a base ingredient in various topical ointments and salves.

Acts as an occlusive agent that forms a protective film on the skin's surface, helping to prevent moisture loss and lock in hydration. This emollient softens and soothes dry skin while providing a barrier against environmental irritants.

For topical use only. Some individuals may have wool allergies and should perform a patch test before widespread use. Avoid use on deep or infected wounds. Pure pharmaceutical-grade lanolin is refined to remove impurities and allergens. Consult a healthcare provider for persistent skin conditions.

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 28, 2026. · Read our editorial policy