Sodium Ascorbyl Phosphate (STAY-C 50)

Sodium Ascorbyl Phosphate is a highly stable, water soluble form of Vitamin C that resists oxidation and maintains its potency throughout the life of a product. This stability supports consistent brightening and antioxidant performance while reducing the likelihood of irritation often seen with stronger acid forms of Vitamin C.

Within O COSMEDICS, STAY-C 50 is valued for its multifunctional benefits: helping support collagen production for firmer-looking skin, providing antioxidant protection against free radical stress, assisting in reducing the appearance of unwanted discoloration and helping to keep the skin clear and radiant. Its stability allows the skin to receive the visible brightening benefits of Vitamin C with less risk of irritation when compared to pure L-Ascorbic Acid, making it suitable for a wide range of skin types including the utmost sensitive skins seeking a radiant, even-toned complexion.

Benefits For The Skin

  • Helps visibly brighten skin tone
  • Helps stimulate collagen and elastin production pathways
  • Provides antioxidant protection against environmental stressors
  • Helps reduce the appearance of uneven pigmentation
  • Assists in improving skin clarity and radiance

Form, Stability & Delivery

The combination of stability, compatibility and gentle performance ensures that STAY-C 50 delivers reliable Vitamin C benefits in a way that respects the skin and aligns with O COSMEDICS focus on barrier friendly, results driven skincare.

How Sodium Ascorbyl Phosphate (STAY-C 50) Works - Made Simple

1. Brighter, More Even Skin Tone
STAY-C 50 supports a reduction in visible discoloration by helping regulate excess pigment formation

2. Antioxidant Defence
As a stable Vitamin C derivative, STAY-C 50 helps neutralise environmental stressors that contribute to premature aging

3. Collagen Support for Firmness
Vitamin C is essential for collagen formation and works as a precursor for the production of new fibers to support the skin’s natural firmness and elasticity for skin longevity.

4. Enhanced Radiance
By supporting optimal skin function, STAY-C 50 helps improve brightness and skin discolouration, promoting a vibrant and radiant skin

Products with this ingredient
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