Meet Yon-Ka’s Retinol-Like Bi-Serum, an advanced dual-phase formula designed to visibly smooth 100% of wrinkle types, tighten pores from the very first use, and leave skin texture 2X finer, without irritation, even for sensitive skin.
Visible skin renewal, Exceptional comfort
At the heart of the formula, two retinol-like active ingredients are clinically proven to outperform retinol within the exclusive [RE]NEW technology. They target key mechanisms of the retinoid pathway to reactivate skin renewal and visibly improve skin microrelief.
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Natural Origin Retinol-Like Active Duo
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Natural Origin**
YOUR DAILY RITUAL Activate. USE. Renew.
Shake well to fuse both phases. Dispense 6 to 8 drops into the palms and inhale the aromatic notes to awaken the senses.
Apply to face and neck using gentle pressing motions.
Use morning and/or evening on clean skin — alone or beneath your cream.
¹Tested under dermatological control – Twice-daily application on 24 women - 46 to 70 years old - All skin types including sensitive skin: Self-scoring under dermatological control – % variation at Day 56 versus Day 0. 92% satisfaction at Day 56. Significant self-assessment results on 100% of the wrinkle types evaluated at Day 56.
*Tested under dermatological control - Twice-daily application on 24 women - 46 to 70 years old - all skin types including sensitive skin – Wrinkles: Significant self-assessment results on 100% of the wrinkle types evaluated at Day 56. Skin texture: self-scoring under dermatological control – % variation at Day 56 versus Day 0 - Pores: Self-assessment result - 63% satisfaction - Immediate result. Comfort : 100% satisfaction - Immediate result.
*Tested under dermatological control - Twice-daily application on 24 women - 46 to 70 years old - all skin types including sensitive skin – Wrinkles: Significant self-assessment results on 100% of the wrinkle types evaluated at Day 56. Skin texture: self-scoring under dermatological control – % variation at Day 56 versus Day 0 - Pores: Self-assessment result - 63% satisfaction - Immediate result. Comfort : 100% satisfaction - Immediate result.
**Calculated based on the ISO16128 standard