Нужно написать сочинение по английски 1) Что такое витамины? 2) Зачем они нужны людям? 3) Что нужно есть людям, чтобы быть здоровыми?

Nowadays there are a lot of ecological problems, which cost us different illnesses. So, that's why we should take different vitamins to improve our health.

Vitamins are some special different substances, in which our body needs to work well. For example, we need vitamin C for our immune system, vitamin A for our eyes, vitamin D for our bones, e. t. c.

But what people need to eat if they want their body work well? Absolutely we need to eat a lot of different fruits and vegetables, because they have a lot of different useful elements. Drink a lot of still water, eat meat and fish.