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48 Hour Patch Test for Skincare: 7–10 Day Repeat and Safe Serum Steps
by Sara
on Sep 02 2026
Follow a dermatologist aligned 48 hour patch test before new leave on products. Learn when to extend checks to 7–10 days and how to introduce serums safely.
Cellure uses clinically supported bioactive ingredients to repair skin at the cellular level, restoring firmness, clarity, and structure.
Cellure uses clinically supported bioactive ingredients to repair skin at the cellular level, restoring firmness, clarity, and structure.