Role of Amino Acids in Skincare Hydration and Moisture Retention : Amino acids are natural humectants, meaning they attract and retain moisture in the skin. This property helps maintain hydration levels, leading to plumper and more youthful-looking skin. Collagen and Elastin Production : Amino acids are crucial for synthesizing collagen and elastin , proteins that provide structure and elasticity to the skin. Increased levels of these proteins can help reduce the appearance of fine lines and wrinkles. Skin Barrier Function : Amino acids contribute to the skin’s natural barrier, which protects against environmental stressors and prevents moisture loss. A strong barrier helps keep the skin healthy and resilient. Soothing and Anti-Inflammatory Effects : Many amino acids possess anti-inflammatory properties that can calm irritated skin. They help reduce redness and inflammation, making them beneficial for sensitive or acne-prone skin. Antioxidant P...