6 yr son , his weight is same at 37 pounds since last year.he eat very less.i am afraid that his eating habit might hamper his growth. any supplement?

Lack of growth: Children tend to gain weight and height steadily, usually remainin gon their own particular curve. In a 6 year old, if weight has not changed at all in a full year, your primary care physician should begin an assessment of the many possible causes, and also check carefully how height has changed. In younger children, head circumference can also be a useful comparative measure.