First Aid Beauty Retinol Serum 0.25% Pure Concentrate
How do I use it: Limit initial use to three times a week at night. Gradually increase frequency to every other night, then finally to every night, as tolerated. Apply pea-size amount after cleansing, carefully avoiding the eye and lip areas.
From First Aid Beauty.
- 1.0-oz Skin Lab Retinol Serum 0.25% Pure Concentrate