[button color=’blue’]Download pdf[/button]Eating habits and trends in food production and consumption have health, environmental and social impacts. Diet has implications on gut health. Gut complications, such as ulcerative colitis, Crohn’s disease, irritable bowel syndrome, and gluten therapy resistant celiac, result from overgrowth and imbalance of intestinal microbial flora, and are related to one’s diet. Notably, the gastrointestinal tract is sterile at birth; intestinal microflora develops after birth, with the colonization rate varying according to factors such as the mode of birth, infant nutrition, antibiotic use, diet and age. Gut health determines an individual’s overall health. Gut malfunction, therefore, has a direct negative impact on human health. From more southern healthy diets (rich in fruits and vegetables), to the northern ones (rich in animal fat and animal food products). In spite of the fact that today’s consumers are increasingly attentive to food safety, quality and health-related issues, the population is fighting with the diseases of a modern age such as obesity, osteoporosis, cancer, diabetes, allergies, stress and dental problems increased energy uptake, unbalanced diets, and highly processed foods used in fast food products are huge problems.