No.3 Blue Bio-Retinol Pore Refining Serum

Name: No.3 Blue Bio-Retinol Pore Refining Serum
Brand: Numbuzin

Serum·Product identity reviewed

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Stephanie Voltaire · THE SKINCARE ROUTINE THAT FINALLY CLEARED MY ACNE & HYPERPIGMENTATION | KOREAN SKINCARE + GLASS SKINDirect recommendation Unclear

Creator says she has used the serum for months; it significantly calmed breakouts, smoothed texture, and gave her prescription-retinoid-like benefits without irritation. She highly recommends it as a gentle, beginner-friendly retinol for acne-prone, oily, reactive skin.

Published Jul 10, 2025

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