PEPTIGHT FACE LIFT SERUM 1.0OZ. Benefits: Tightens, lifts and contours the look of sagging skin. Brightens skin and reduces the look of dark spots. Key Ingredients: Botanical Tensors: Red Seaweed and Mamaku Black Fern act as structural scaffolding for skin. Tetrapeptides: Provide matrix support to firm skin and smooth fine lines. Chlorogenic Acid: Targets the breakdown of elastin for sculpted-looking contours. Research Results: Based on instrumentation testing:. Clinically proven results on menopausal skin saw improved skin elasticity after 1 week and improved skin firmness after 8 weeks.. Based on expert grading evaluation of 34 subjects:. Clinically proven results on menopausal skin saw improvement in the look of sagging after 4 weeks.