AllergyStore.com appears to be a legitimate website based on customer reviews and ratings. The site has been in operation since 1989 and is recommended by doctors for its effective allergy control products. Customer reviews on platforms like ResellerRatings and Knoji indicate a generally positive experience with the store's products and customer service. The store has a rating of 4.69 stars on ResellerRatings and 3.8 out of 5 on Knoji. Customers have praised the quality of the products, the helpfulness of the customer service, and the effectiveness of the allergy control solutions offered.