Medicube Deep Vita C Glutathione Brightening Mask

Medicube Deep Vita C Glutathione Brightening Mask ​How to Use: ​Apply to clean, dry skin. ​Leave on for 10–20 minutes. ​Remove and gently pat. If utilized in the AM routine, it acts as a secondary antioxidant shield but must be followed by SPF 50+. ​Precautions: ​Pure Vitamin C (Ascorbic Acid) operates at a highly acidic pH. A transient tingling sensation upon application is clinically normal. ​Chemical Erythema Risk: Do not use concurrently with Retinoids, Benzoyl Peroxide, or exfoliating acids (AHA/BHA/PHA) in the same routine. ​Avoid applying over micro-tears or active, inflamed erythema, as the low pH will cause severe stinging