- Every evening.
- Face, neck and chest, as needed.
- Brightening dark spots and evening out skin tone.
- Anti-aging and skin rejuvenation.
- All skin types.
Ideal for PM use, this serum contains three powerful agents – Kojic Acid, Niacinamide and Retinol – which, along with peptides and other skin rejuvenation ingredients, help brighten dark spots (such as from melasma or hyperpigmentation) and even out skin tone. KNR Serum features an exclusive Retinsphere® liposomal delivery system which helps increase penetration and efficacy of the retinol.