What is the Difference Between Sodium Hyaluronate and Hyaluronic Acid?

The main differences between sodium hyaluronate and hyaluronic acid are their molecular size, stability, and penetration depth in the skin. Here are the key differences:

1. Molecular size: Sodium hyaluronate has a smaller molecular weight than hyaluronic acid, allowing it to penetrate deeper into the skin.
2. Stability: Sodium hyaluronate is more stable than hyaluronic acid, meaning it is less prone to oxidation and has a longer shelf life.
3. Penetration depth: Due to its smaller molecular size, sodium hyaluronate can penetrate deeper into the skin, providing more efficient and long-lasting hydration.

Both sodium hyaluronate and hyaluronic acid are known for their ability to hold up to 1,000 times their weight in water, making them highly hydrating and beneficial for skincare. They are used in various skincare products, such as serums, moisturizers, and toners, to help retain moisture and promote a plump, youthful appearance. When choosing between the two, consider your skin type and the specific benefits you are seeking from your skincare products.

Comparative Table: Sodium Hyaluronate vs Hyaluronic Acid

Sodium hyaluronate and hyaluronic acid are both hydrating and plumping skincare ingredients, but they have some differences in their molecular size and penetration capabilities. Here's a table summarizing their differences:

Both sodium hyaluronate and hyaluronic acid offer the same benefits, such as hydrating and plumping the skin, and are used for anti-aging purposes. However, due to its smaller molecular size, sodium hyaluronate can penetrate the skin better, providing more intense hydration beyond the skin's surface. On the other hand, hyaluronic acid tends to stay on the surface of the skin, making it more suitable for topical skincare products.

In terms of product formulation, sodium hyaluronate is often used in serums, creams, and lotions, while hyaluronic acid is typically found in products like toners, serums, and moisturizers. Ultimately, the choice between the two depends on your skin type and the specific skincare product you're using.