"While protein is essential for building and repairing cells and tissue, it's also a critical component of collagen, an important building block in skin that helps keep it firm, elastic, and looking youthful," say medical expert board members Lyssie Lakatos, RDN, CDN, CFT and Tammy Lakatos Shames, RDN, CDN, CFT, The Nutrition Twins, founders of The 21-Day Body Reboot.
"While [some] animal-based protein options create inflammation and damage the skin from their saturated fat content, plant-based protein sources, such as pistachios, contain antioxidants that help to keep the body youthful by preventing inflammation that harms the skin and causes it to look weathered," add The Nutrition Twins