Hello, allow me to give you some feedback on your writing.
1. you need to include the topic of your writing? it will be hard to focus on particular topic if you do not mention so
2. identify your essay into each paragraph
Human health needs nutritious foods and medical care. If a human being do not take a balance fooddiet he would not get immunization power. In other words, human beings with malnutrition is attacked by various diseases. For example, people who do not eat enough green vegetables suffer from eye diseases. Likewise, we get protein, vitamin, and carbohydrate from food intake. To get such substances we should include those grains in our daily meal which consistsof these things.
Let me ask you, is this free essay/academic writing/ielts task 2? I'll help you more if I know the topic. Thank you