The therapeutic effects of probiotics, prebiotics, and synbiotics are well recognized. Probiotic bacteria are present in the host's intestinal microbiota and help in a variety of metabolic processes. Prebiotics feed probiotic microorganisms and influence their own performance in favour of the host's health. Its effects are mediated by a variety of metabolic and immunological pathways. Probiotics are live microorganisms that are classified as non-pathogenic flora and have been shown to boost human health. Probiotics are primarily used to maintain the balance of bacteria in the intestine. Probiotic bacteria aid in the reduction of the growth of pathogenic bacteria that might cause disease. Probiotics have recently been added to food supplements to boost them nutritional value, and they also aid in the treatment of diseases caused by harmful microorganisms. It can also influence the body's immune system. Probiotics are the most recent products that can help to improve future health by preventing and reducing disease risk. Prebiotics provide nourishment for the good bacteria in your gut. They're carbs that your body can't break down.