A recent study on mean field Langevin dynamics has made significant strides in understanding the behavior of particle systems. By demonstrating the $L^p$-convergence of marginal distributions to a unique invariant measure, the research highlights the importance of functional convexity in energy. Additionally, the findings confirm the uniform-in-time propagation of chaos, which is crucial for predicting the long-term behavior of these systems. This work not only advances theoretical knowledge but also has potential implications for various applications in statistical mechanics and beyond.