By Valenti Award Winning Italian Skincare Effective Face Serums

Vitamin C Skincare

Vitamin C skincare formulated to support brighter, more even-looking skin.

This collection brings together formulations containing vitamin C and complementary antioxidants designed to support skin clarity, improve the appearance of uneven tone, and help defend against environmental oxidative stress.

Products in this category include lightweight serums and treatment oils developed to deliver antioxidant support while maintaining skin hydration and barrier balance.

Skincare serum bottle with dropper labeled 'by valenti' on a light gray background
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Azzurrino Bi-Phase Superb Brightening Serum

Azzurrino Bi-Phase Superb Brightening Serum — Niacinamide (B3) + C + Squalane

$80.00 USD
Stack of By Valenti black charcoal soap bars with a box labeled 'by valenti organics' on a white background
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Black Clay Facial Soap

Black Clay Facial Soap — Activated charcoal + Hematite + Aloe vera

$21.00 USD

Vitamin C in Skincare: Forms, Benefits, and How to Choose the Right One — Understanding the Different Forms of Vitamin C in Cosmetics and Their Effectiveness

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Two By Valenti skincare products, Olio di C 10% Vitamin C Elixir and Bakuchiol Smoothing Serum, with white and yellow liquid inside them, placed on a surface with a shadow falling across the scene.
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Olio di C 10% Vitamin C Elixir and Bakuchiol Smoothing Serum Set

Olio di C 10% Vitamin C Elixir and Bakuchiol Smoothing Serum Set — 1% Bakuchiol + 10% Vitamin C with azulene-rich Blue Tansy

$225.00 USD $250.00 USD
By Valenti Italian skincare Aqua B3 10% niacinamide brightening serum and Olio di C 10% vitamin C serum
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Duo Aqua B3 + Olio di C

Duo Aqua B3 + Olio di C — Niacinamide + Vitamin C. Clarifying & Brightening Duo.

$167.40 USD $186.00 USD
Three By Valenti serum bottles on a 'by valenti' branded box with a neutral background
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Chromatic Ritual - By Valenti Serum Collection

Chromatic Ritual - By Valenti Serum Collection — Three high-performance serums. One refined Italian ritual.

$387.00 USD $430.00 USD
Mini Serums Gift Set
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Mini Serums Gift Set

Mini Serums Gift Set — Bakuchiol 1% + Retinol .3% + Vitamin C 10%

$148.50 USD $165.00 USD
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  • By Valenti Olio di C Vitamin C Facial Oil Serum – Refillable Bottle
    Best Seller

    Olio Di C Vitamin C Serum

    Olio Di C Vitamin C Serum — 10% Tetrahexyldecyl Ascorbate + Blue Tansy (Azulene) + Olive Squalane

    $110.00 USD
  • BY VALENTI brightening set with three products foaming cleanser, and two serums in glass bottles over white background
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    The Building Blocks Brightening Set

    The Building Blocks Brightening Set — Vitamin C + Niacinamide Routine for Uneven Skin Tone

    $206.00 USD $229.00 USD