Back to Ingredient Dictionary

Ascorbic Acid

Description

Ascorbic Acid, also known as Vitamin C, is a potent antioxidant and essential nutrient widely used in skincare formulations. This water-soluble compound plays a crucial role in collagen synthesis, helping to maintain skin structure and elasticity. It effectively combats free radical damage, which contributes to premature aging and hyperpigmentation.

In skincare products, Ascorbic Acid is prized for its ability to brighten skin tone, reduce the appearance of dark spots, and promote a more even complexion. It inhibits melanin production, making it effective in addressing issues like sun damage and post-inflammatory hyperpigmentation. Additionally, Ascorbic Acid enhances the skin's natural defense against UV radiation, though it should not be considered a replacement for sunscreen.

The ideal concentration of Ascorbic Acid in skincare products typically ranges from 10% to 20% for optimal efficacy. However, it's notoriously unstable and prone to oxidation when exposed to light and air, which can reduce its effectiveness. Formulations often include stabilizing agents or utilize derivatives like Magnesium Ascorbyl Phosphate to enhance stability. For best results, products containing Ascorbic Acid should be stored in opaque, airtight containers and used within their recommended shelf life.