See more Retinol SA clinical graphs here:
Anti-Wrinkle Intensive Line with RETINOL|SA
RETINOL|SA Gives You 25X More Deep Wrinkle-Fighting Power. In a clinical study, after 8 weeks of daily usage, the Neutrogena® Retinol SA* formula proved significantly more effective at fighting multiple types of deep wrinkles than Olay®.** *Neutrogena® Anti-Wrinkle Intensive Night Cream with Retinol SA. **Olay® Regenerist Deep Hydration Regenerating Cream
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