Ключевые слова: acid, acidophilus, bacillus, background, bacteria, bacterial, bacterium, bifidobacterium, biological, biology, biotechnology, blue, body, bottle, caring, cell, digestion, disease, doctor, drink, fermentation, flora, gut, health, healthy, human, illness, immunity, infection, intestine, lactic, lactobacillus, medical, medicine, micro, microbe, microbiology, microbiota, microorganism, microscopic, milk, molecule, prebiotic, probiotic, product, treatment, vitamin, yoghurt, yogurt,