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Joanna Czech Skincare

The C+ Serum

$340.00

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High-performance stability for a balanced complexion.

THE C+ SERUM is a lightweight, fast-absorbing formula designed to support and protect the skin barrier. At its core is Tetrahexyldecyl (THD) Ascorbate—the most stable, lipid-soluble form of Vitamin C available. This advanced molecule penetrates deeply and efficiently, delivering potent antioxidant defense without triggering sun sensitivity or irritation.

This formulation works systematically to calm inflammation, inhibit melanin synthesis, and correct uneven tone. By actively supporting collagen production and cellular longevity, it reinforces the skin's natural structure, leaving it deeply hydrated, resilient, and under complete control.

Key Benefits

  • Advanced Brightening: Utilizing THD Ascorbate, it targets hyperpigmentation and uneven tone at a deeper level by inhibiting excess melanin synthesis.

  • Deeply Calming & Hydrating: Reduces inflammation while delivering essential moisture without a heavy residue.

  • Structural Support: Enhances cell proliferation and fights oxidative stress to maintain skin elasticity and firmness.

The Active Ingredients

  • Tetrahexyldecyl Ascorbate (Vitamin C): The most stable, non-irritating form of Vitamin C. It defends against oxidative damage, supports collagen synthesis, and brightens without compromising the skin barrier.

  • Ashwagandha & Botanical Oil Trio (Babassu, Hempseed, Marula): Calms inflammation and replenishes the moisture barrier.

  • Marine Algae & Cell Longevity Booster (Teprenone): Advanced active ingredients that improve cellular resilience and combat environmental stress.

Specifications

  • Size: 30 mL / 1 fl. oz.

  • Origin: Made in USA

  • Formulation: 100% Vegan




Caprylic/Capric Triglyceride, Ethylhexyl Olivate, Squalane, Cannabis Sativa (Hemp) Seed Oil, Sclerocarya Birrea (Marula) Seed Oil, Tetrahexyldecyl Ascorbate, Plukenetia Volubilis Seed Oil, Dimethylmethoxy Chromanyl Palmitate, Orbignya Oleifera Seed Oil, Cylindrotheca Fusiformis Extract, Pavlova Lutheri Extract, Teprenone, Tocopheryl Linoleate/Oleate, Helianthus Annuus (Sunflower) Seed Oil, Withania Somnifera Root Extract, Hordeum Vulgare Extract, Phytosterols, Glycerin, Cucumis Sativus (Cucumber) Seed Oil, Phenoxyethanol.

Activate 3-4 drops between your palms and apply on to your face, neck and décolleté́ using a firm press and release motion to ensure the penetration of the product. Use after The Toner, day, or night, alone or combined with THE CREAM.

Vitamin C works wonders for the skin. Containing a stable form of Vitamin C, the C+ Serum stimulates collagen production to provide structure and volume. It’s also a rich source of antioxidants that can promote healthy cell turnover to brighten your complexion and even your skin tone. The capabilities of this serum go even further with a combination of natural oils and extracts that invigorate the skin with additional antioxidants, nutrients, and anti-inflammatory properties while locking in moisture. Hemp seed oil, Marula seed oil, and Sacha Inchi oil are just a few of the fatty-acid and vitamin-rich plant-based ingredients in this serum that nourish and moisturize your skin.
Joanna loves the Brightening Vitamin C+ Serum because its formula mixes the superpowers of vitamin C with a blend of other amazing botanical oils and extracts that can brighten, hydrate, and strengthen your skin. It’s a rejuvenating addition to your skincare routine that combines a long list of moisturizing, nourishing, and balancing ingredients all in one formula, reducing your need for other products.
High-performance stability for a balanced complexion. THE C+ SERUM is a lightweight, fast-absorbing formula designed to support and protect the skin barrier. At its core is Tetrahexyldecyl (THD) As...
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High-performance stability for a balanced complexion.

THE C+ SERUM is a lightweight, fast-absorbing formula designed to support and protect the skin barrier. At its core is Tetrahexyldecyl (THD) Ascorbate—the most stable, lipid-soluble form of Vitamin C available. This advanced molecule penetrates deeply and efficiently, delivering potent antioxidant defense without triggering sun sensitivity or irritation.

This formulation works systematically to calm inflammation, inhibit melanin synthesis, and correct uneven tone. By actively supporting collagen production and cellular longevity, it reinforces the skin's natural structure, leaving it deeply hydrated, resilient, and under complete control.

Key Benefits

  • Advanced Brightening: Utilizing THD Ascorbate, it targets hyperpigmentation and uneven tone at a deeper level by inhibiting excess melanin synthesis.

  • Deeply Calming & Hydrating: Reduces inflammation while delivering essential moisture without a heavy residue.

  • Structural Support: Enhances cell proliferation and fights oxidative stress to maintain skin elasticity and firmness.

The Active Ingredients

  • Tetrahexyldecyl Ascorbate (Vitamin C): The most stable, non-irritating form of Vitamin C. It defends against oxidative damage, supports collagen synthesis, and brightens without compromising the skin barrier.

  • Ashwagandha & Botanical Oil Trio (Babassu, Hempseed, Marula): Calms inflammation and replenishes the moisture barrier.

  • Marine Algae & Cell Longevity Booster (Teprenone): Advanced active ingredients that improve cellular resilience and combat environmental stress.

Specifications

  • Size: 30 mL / 1 fl. oz.

  • Origin: Made in USA

  • Formulation: 100% Vegan




Activate 3-4 drops between your palms and apply on to your face, neck and décolleté́ using a firm press and release motion to ensure the penetration of the product. Use after The Toner, day, or night, alone or combined with THE CREAM.

Caprylic/Capric Triglyceride, Ethylhexyl Olivate, Squalane, Cannabis Sativa (Hemp) Seed Oil, Sclerocarya Birrea (Marula) Seed Oil, Tetrahexyldecyl Ascorbate, Plukenetia Volubilis Seed Oil, Dimethylmethoxy Chromanyl Palmitate, Orbignya Oleifera Seed Oil, Cylindrotheca Fusiformis Extract, Pavlova Lutheri Extract, Teprenone, Tocopheryl Linoleate/Oleate, Helianthus Annuus (Sunflower) Seed Oil, Withania Somnifera Root Extract, Hordeum Vulgare Extract, Phytosterols, Glycerin, Cucumis Sativus (Cucumber) Seed Oil, Phenoxyethanol.

Vitamin C works wonders for the skin. Containing a stable form of Vitamin C, the C+ Serum stimulates collagen production to provide structure and volume. It’s also a rich source of antioxidants that can promote healthy cell turnover to brighten your complexion and even your skin tone. The capabilities of this serum go even further with a combination of natural oils and extracts that invigorate the skin with additional antioxidants, nutrients, and anti-inflammatory properties while locking in moisture. Hemp seed oil, Marula seed oil, and Sacha Inchi oil are just a few of the fatty-acid and vitamin-rich plant-based ingredients in this serum that nourish and moisturize your skin.
Joanna loves the Brightening Vitamin C+ Serum because its formula mixes the superpowers of vitamin C with a blend of other amazing botanical oils and extracts that can brighten, hydrate, and strengthen your skin. It’s a rejuvenating addition to your skincare routine that combines a long list of moisturizing, nourishing, and balancing ingredients all in one formula, reducing your need for other products.
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