ProtEQtor Immune & Allergy Paste from Perfect Products boosts immunity and provides an effective defense against seasonal allergies. ProtEQtor Paste also supports your horse's immune system during stress caused by travel, competition, and when coming in contact with new horses. This easy-to-administer formula works in a three-tiered formula. Bio-active passive immune support, immune balancing, and antioxidant components boost your horse's natural immune response.