That's when the sustained glow is at its brightest, and honestly, it's when most people become believers in the whole IV beauty thing
Nitric Oxide Modulation: The interaction with the NO system to protect endothelial tissue from oxidative stress and toxin-induced damage
Chicken breast, lean beef, fish (tuna, salmon), egg whites, tofu, textured vegetable protein, Greek yoghurt, and cottage cheese all deliver the protein target efficiently
in Cell Metabolism note that SIRT1 activation improves mitochondrial efficiency and promotes a shift toward lipid utilization for energy, which can be especially beneficial in endurance and fat-loss settings (Price et al., Cell Metabolism )
Store in a cool, dry place after opening