For: Mature, tired, or uneven-looking skin in need of firming, smoothing, renewal, and enhanced radiance
Yon-Ka Le Sérum - Excellence Code Exceptional Serum Benefits:
- Helps visibly smooth the appearance of wrinkles
- Supports firmer, plumper, more resilient-looking skin
- Helps improve the appearance of uneven skin tone and visible pores
- Supports skin vitality and natural renewal
- Helps maintain a balanced skin microbiome and natural defenses
- Promotes a healthier, more radiant-looking complexion
- Lightweight nectar-like texture melts comfortably into the skin
Product type: Concentrated skin-longevity facial serum
Clean Beauty Callouts: 99.5% natural origin
Yon-Ka Le Sérum - Excellence Code Exceptional Serum Key Ingredients:
- Patented Phyto-Fermented Jasmine: An exclusive fermented Jasmine extract designed to support the connection between skin vitality, longevity, and emotional well-being
- Alpine Willowherb: Helps target the accumulation of senescent or "zombie" cells associated with visible skin aging to support a healthier-looking skin environment
- Peach Leaf Extract: Helps support SIRT-1 activity, a longevity-related pathway associated with skin vitality and natural renewal
- Pre-Postbiotic Complex: Helps support a balanced skin microbiome and reinforce the skin's natural defenses
Yon-Ka Le Sérum - Excellence Code Exceptional Serum is a concentrated facial treatment designed to support skin vitality and address multiple visible signs of aging. Its lightweight, nectar-like texture melts into the skin while helping improve the look of firmness, wrinkles, uneven tone, pores, and overall radiance. Used morning and evening, it provides a targeted first step in the Excellence Code longevity ritual before moisturizer.
Patented Phyto-Fermented Jasmine supports Yon-Ka's skin-longevity approach, while Alpine Willowherb helps address the accumulation of senescent cells associated with visible aging. Peach Leaf Extract supports skin vitality and renewal, and a Pre-Postbiotic Complex helps maintain microbiome balance and natural defenses. The 99.5% natural-origin formula is housed in patented airless packaging to help protect formula integrity and is finished with the sophisticated Jasmine-centered aromatic signature of the Excellence Code collection.

