Dr. David Kim on Instagram: "When on your weight loss journey stay away from injectables and do energy-based devices to boost collagen production and keep your face lifted! When you lose weight your facial contour will change drastically and it’s hard to know how your face will change. Instead do energy-based devices like Ultherapy and Xerf to boost collagen production to prevent sagging and keep your face lifted! Then you can tweak w/ injectables once you’ve lost the weight. This will give you