StriVectin's TIGHTENING facial serum is designed for individuals with any skin type. This potent serum enhances the elasticity and firmness of aging skin. Its innovative formulation penetrates deeply to bolster the skin's supportive structures, allowing it to return to its original form after undergoing stretching or contracting. As a result, users can expect smoother skin and a more sculpted, defined facial contour. Additionally, the serum offers nutritional benefits and antioxidant properties, safeguarding the skin from environmental stressors and helping to delay the signs of aging. The serum’s impressive results are largely attributed to the unique NIA-114 technology, a clinically validated blend of niacin and vitamin B3 that fortifies the skin barrier and boosts the effectiveness of other skincare components.