Question

A healthy diet is one that contains a variety of different components, including macro and micro nutrients. It maintains and promote a person's health over time. Is this a right sentence? If not, correct it.

Answer 1

It is correct. Just add an 's' to promote to make the verbs uniform.

A healthy diet is one that contains a variety of different components, including macro- and micro- nutrients. It maintains and promotes a person's health over time.