Grow Taller Today With These Useful Tips During puberty, exercising, stretching, and eating a diet rich in proteins, calcium, and amino acids can help enhance growth and increase height by strengthening bones and releasing growth hormones. After puberty, maintaining good posture with shoulders back and head up as well as dressing in suits with pinstripes or dark colors can help create the illusion of looking taller. Proper nutrition, exercise, and posture are important for both appearance and long-term health.