From my point of view, I think, supply nutritions from food not enough .
are not enoughI'm not sure what does mean "supply nutritions from food" maybe you mean "nutrients supply from food"?
But should balance among diet, sport, and, positive thinking.
Beside diet, one should also balance sport and positive thinking.I argue that its can maintain health because of simple reasons.
I
argue that this factors also can maintain health. My opinion is based on simple reasons.Most of kind food contains nutrients that are needed by body
Most of wholesome food contains nutrients, that are needed for body. or it would be better to say
"... that our body needs"Every type of nutrients from feeding has different function for human body
from foodfrom foodFrom food, for example, we can get beneficial carbohydrates, fats, fibers, minerals, calcium, and proteins.
․․․․ we get beneficial substances like ...Carbohydrate and fat is main resource of energy
are main ...Besides that , there are several things that should become attention to remain health, doing sports regularly.
Besides, there are several other activities that should be considered in order to be healthy. One of such an activity is regularly doing sports.and can make body refresh
can refresh bodyYou have good reasoning and your examples about different substances and their impact are very good. However you need to pay attention to sentence structure.