Glycine is a versatile, research-backed amino acid that can transform your daily wellness routine: it promotes deeper, more restorative sleep and sharper next-day alertness; supports memory and focus by fine-tuning brain receptors; plays a critical role in collagen synthesis to strengthen joints, speed muscle recovery, and firm skin (especially when paired with vitamin C); and, as a precursor to glutathione, delivers powerful anti-inflammatory and antioxidant protection while bolstering your liver’s natural detox pathways.