Lanolin

Allergic contact dermatitis is a T-cell dependent, delayed-type (Type IV) hypersensitivity reaction that has a high impact both in terms of patient morbidity and economics. This type of hypersensitivity reaction is primarily instigated by small lipophilic chemicals (haptens) with a molecular weight less than 500 Daltons. These chemical allergens trigger a complex immunologic cascade in the skin, which leads to the clinical picture of allergic contact dermatitis. Click on the links below to find out more information about Lanolin Allergic Contact Dermatitis.

Lanolin: Review Video

“Lanolin is an oily substance that is found on sheep’s wool. When the wool is processed to be used, the lanolin is removed and is purified and then used in many types of products, such as moisturizers, lotions and creams. Lanolin is also often found in cosmetic and personal hygiene products. For example lip balm, lipstick, washes, powders, foundations and different types of eye make-up can potentially contain lanolin.”

Lanolin: Review Article

“Lanolin is routinely found in a wide range of products from metal lubricants and rust preventers to skincare emollient, wound care products and a vehicle for topical therapeutics. This has lead to lanolin making the ‘A-List’ for top allergens.”

Photo of lanolin source

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