Professional Size: 200ml / 6.7 fl oz This technologically advanced combination of encapsulated retinol and vitamins C and E encourages the skin's renewal process with prime efficacy. It helps improve skintone and texture, reduces the appearance of lines and wrinkles, and assists in collagen production to create a vibrantly youthful and healthy complexion. A dose of moisture minimizes redness and irritation and mitigates the retinol's drying effects.