AniHist H is a palatable, herbal-based powder supplement formulated for horses of all classes. It combines peony root, ginger, choline chloride, bromelain, vitamin C, and vitamin D in a corn starch base to support respiratory health, normal histamine levels, and a healthy immune system. The powder is designed to help horses manage the effects of seasonal environmental irritants such as pollen and dust. Each 20 oz container includes a scoop, with one level scoop measuring approximately one ounce. The supplement is mixed into the daily feeding program and does not require assembly. It is intended to fit into an ongoing seasonal care routine for horses facing environmental changes.