Question

what is essential is to maintain / maintaining a healthy diet​

Answer 1

Answer:

To maintain a healthy weight eat foods high in nutrients and avoid high-calorie foods that provide few nutrients. Eat foods rich in fibre, including vegetables and fruit, whole grains and legumes, and be sure to drink plenty of fluids - especially water - to keep your digestive system healthy.

Answer 2

To maintain a healthy weight eat foods high in nutrients and avoid high-calorie foods that provide few nutrients. Eat foods rich in fibre, including vegetables and fruit, whole grains and legumes

may be  it is helpful for you