Banana is a very delicious and nutritious fruit, economically more affordable in all over the world for all age groups from the Musaceae family. It belongs to the genus Musa. Banana is easily digestible, have low fat, sufficient amount of minerals and vitamins therefore used in special diets as for babies, patient having stomach disorders, arthritis. Every part of banana plant has specific health benefits, used to treat and prevent different diseases like cancer, ulcer, Alzheimer’s disease, infection, diarrhea, hemorrhoids, diabetes, and hypertension due to its antifungal, antibiotic, antimicrobial, antidiabetic, antioxidant, and anti-inflammatory properties. The unripe banana cooked form called plantains used as vegetable in some countries, useful for ulcer and digestive disorder. The leaves of banana plant are used for skin allergies, skin burns and flower of banana for bronchitis, diabetes, insect’s bites. The peel and pulp have dopamine, norepinephrine, serotonin which is effective for the smoothness of muscles of intestine and vitamin c of banana peel helps to get rid from free radical and protect the body from disease attack. The purpose of writing this review article to study the benefits of nutrients present in banana like phenols, flavonoids, phytochemicals, potassium, vitamins, fiber on human health.