HollisterStier Allergy
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Over 100 Years
of Allergy

HollisterStier Allergy supports the global allergy industry with quality products and personalized service, including training and consultations.

Request a Quote

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Conveniently place orders and easily manage your account by accessing our online ordering portal. Our user-friendly website offers a time-saving solution to track purchases, access essential account forms, and order patient education handouts.

HS Allergy Ordering

Skin Test Devices

Test ten extracts at once with the ComforTen Multiple Skin Test System®. Experience efficient and precise allergenic testing results with our comprehensive solution.

Virtual Pollen Walk

Take a virtual pollen walk and explore common tree, grass, and weed pollens in the United States. This website is useful for both healthcare professionals and patients.


With a commitment to excellence, HollisterStier Allergy offers a wide selection of premium allergy extracts. Be empowered to proactively and efficiently meet the specific requirements of your patients, ensuring optimal care and improved well-being.