As men age, concerns about their sexual health become more prevalent. One of the most common worries is that the size of the penis will decrease over time. While there are many factors that can impact penis size, including genetics and overall health, there are also certain foods that may help support pennis growth. One such food is watermelon. This juicy fruit contains a compound called citrulline which has been shown to improve blood flow and increase nitric oxide production in the body. Both of these effects can help promote healthy blood flow to the pennis, which can support growth and function. Another food that may aid in pennis growth is dark chocolate. Dark chocolate is rich in flavonoids which have been shown to improve cardiovascular health by reducing inflammation and improving blood flow.