Exactly how much genes matter in height growth & final height. Depress & anxiety. How much nutrition enough to intake for growth. Was fat from 9 to 18yrs?

Genes. Genes matter greatly in growth and final height. Certainly there can be epigenetic influences such as poor nutrition that can impede growth to full height. If you are now 24, it's unlikely you'll grow taller because your body's growth plates are fused. If you're suffering with depression and anxiety, please see a psychiatrist who can help you.