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№4 Barrier Serum, image 1
№4 Barrier Serum, image 2

№4 Barrier Serum

$62.00$52.00

Size
1

Our bestseller. 5% niacinamide, ceramides in the ratio skin actually uses, and zero fragrance. Eight weeks of daily use measurably thickens the moisture barrier, we ran the study twice to be sure.

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