EQUI-COFF Seasonal Respiratory & Immune Support for Horses EQUI-COFF is a carefully formulated herbal blend that supports respiratory health and immune function in horses. Ideal for horses exposed to seasonal challenges, dust, or environmental stressors, this formula is commonly used to support horses experiencing mild coughs, colds, or changes in weather. A strong immune system is essential for maintaining clear airways and healthy lung function, particularly during seasonal transitions or exposure to common respiratory irritants. EQUI-COFF helps support upper respiratory tract health, mucous membranes, and natural resilience—promoting overall well-being and comfort.   BetaVet sets the benchmark in safety and quality. Herbs are rigorously lab-tested for authenticity, activity, and purity and are certified caffeine-free.