Synbiotics check with food ingredients or dietary supplements combining probiotics and prebiotics in a very sort of synergism, thence synbiotics. Synbiotics could also be complementary synbiotics, wherever every part is severally chosen for its potential result on host health, or synergistic synbiotics, wherever the prebiotic part is chosen to support the activity of the chosen probiotic. Probiotics area unit live microorganism that area unit supposed to colonize the massive bowel, though as of 2018, there's no proof that adding dietary microorganism to healthy individuals has any another result. A prebiotic could be a food or dietary supplement product that will induce the expansion or activity of helpful microorganisms. A prebiotic could also be a fiber, however a fiber isn't essentially a prebiotic. Synbiotic formulations together with change integrity breast milk area unit beneath preliminary clinical analysis for his or her potential to ameliorate NEC in infants, though there was meager proof to warrant recommending synbiotics for this use as of 2016