Chill Calming Formula by Omega Alpha soothes excitable horses by reducing anxiety and stress. Ingredients: polygonum multiflori, albizia kalkora, zizyphus jujube and biota orientalis. Oral dosage only: 30cc to 60cc 1 hour prior to exercise or as close to the event as possible. Chill is not recommended for mares in foal. 32 oz. Dover Saddlery brand product. Dover Saddlery only offers quality products that they would use on their own horses, so you can have complete confidence in your every purchase. The Dover tradition that began in 1975 continues today - using their understanding of horses and the sport to better serve the equestrian customer.