Vet's Best Seasonal Allergy Support Dog Supplement helps to alleviate the discomfort of seasonal allergies. A blend of quality, natural ingredients helps your dog maintain normal histamine levels and skin health. Formulated by veterinarians for the best absorption and digestion, and carries the National Animal Supplement Council (NASC) Seal of Approval. Key Benefits: Relief for Itchy Skin: Help dogs with seasonal allergy discomfort by supporting proper skin moisture and helping to maintain normal histamine levels Veterinarian Formulated: Formulated with a blend of premium plant-based ingredients, including nettle leaf, perilla seed and Vitamin E Chewable Tablets: Tasty, chewable tablets can be given to dogs directly or at mealtime Pet Parent Approved: Dog allergy relief that is infused with ocean kelp to support absorption as well as healthy digestion and immune response Each bottle carries the National Animal Supplement Council (NASC) Seal of Approval