Additives for domestic pet foods including foods for dogs, cats, horses, rabbits, and guinea pigs; vitamins for domestic animals including vitamins for dogs, cats, horses, rabbits, and guinea pigs; health supplements for domestic animals; dietary supplements for animals; nutritional supplements for animals; probiotic bacterial formulations for veterinary use; animal health supplements in the form of oils; animal health supplements in the form of chews; pet health products; vitamins for pets; nutritional supplements for pets