Vitamin C SerumAntioxidant · Radiance

Regular price $44

30 ml / 1.01 fl oz

Vitamin C + Ferulic Acid, for visibly radiant skin.

A daily serum that pairs 2% Vitamin C with 1% Ferulic Acid and Vitamin E — a classic antioxidant trio — to help defend skin against daily environmental stress while visibly brightening and evening the look of skin tone. 1% Sea Buckthorn and Hyaluronic Acid add nourishment and lasting hydration for a radiant, healthy-looking glow. For all skin types.

Good for
All skin types
Texture
Silky serum
Scent
Sweet mandarin

Vegan · Gluten-Free · COSMOS Natural certified

Made to order · Arrives in 5–10 business days

Complete the ritual

  1. CleanseRadiance Cleanser $34
  2. TreatVitamin C Serum This product
  3. MoisturizeBrightening Cream $44

Chosen for a reason.

  • 2% Vitamin C (Ascorbyl Glucoside)
  • 1% Ferulic Acid
  • 1% Sea Buckthorn
  • Vitamin E
  • Hyaluronic Acid
Woman applying SILNT Vitamin C Serum to her cheek

The ritual

How to use

Smooth 1–2 pumps over clean skin in the morning, before moisturizer. Follow with SPF. Can also be used in the evening.

Pale yellow Vitamin C serum texture swatch

Our standards

Nothing here by accident.

  • COSMOS certified

    Certified by Ecocert to COSMOS, the international standard for natural and organic cosmetics.

  • Proven actives

    Each one chosen for a reason.

  • Minimal by design

    Fewer, better steps. Nothing added for show.