There is no fastest and most effective way to grow taller, but you can promote growth and development through a balanced diet, moderate exercise and improved lifestyle habits under the guidance of your doctor. Height growth is affected by multiple factors such as genetics, endocrine factors, nutritional factors, etc. There is no fastest and most effective way to grow. The following methods can help promote the growth and development of children. 1. Balanced diet: Try to let your child eat more high-protein, high-calcium foods (such as milk, eggs, fish and shrimp), with fresh fruits and vegetables; moderate sun exposure, or under the guidance of a doctor to supplement vitamin D preparations, to achieve balanced and adequate nutrition, which will help growth and development. 2. Moderate exercise: Let your child participate in more outdoor exercise, which can help stimulate the development of skeletal muscles and promote bone growth. 3. Improve living habits: Let your child ensure enough sleep, cultivate a positive mindset, and keep a happy mood, all of which will help your child’s growth and development. If your child’s growth is slow, take your child to the hospital if necessary to rule out growth hormone secretion and other disease factors.