Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon James Hart Koff by James Hart Sale $84.90 SKU HFSDJK 500ml - $84.90 Volume 500ml Availability: Translation missing: en.general.icons.icon_check_circle icon Only 5 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Notify me when back in stock Email address Email me when available Helps maintain an efficient immune system. It should be used on horses that are prone to repeated illness, chronic unresolved illnesses or travel a lot.