Retinol is a form of Vitamin A, a time-tested ingredient which improves the appearance of fine lines (in around 4 weeks), wrinkles (in around 12 weeks), skin texture and smoothness.
Appropriate for all skin types except for sensitive skin.
30mL: 60 days / 90 days
Suggested use: Apply every other night, or as directed. Use within 3 months of opening container.