Which ingredient in skin products is known for promoting hydration?

Hyaluronic acid is renowned for its exceptional ability to promote hydration in skin products. It is a powerful humectant, meaning it attracts and retains moisture in the skin. Hyaluronic acid can hold up to 1,000 times its weight in water, making it an effective ingredient for maintaining skin elasticity, plumpness, and overall hydration levels. This characteristic is especially beneficial for individuals with dry or dehydrated skin, as it helps to restore moisture balance and improve skin texture.

In contrast, while Vitamin C offers antioxidant benefits and supports collagen production, it does not specifically target hydration. Retinol is effective for promoting cell turnover and reducing signs of aging, but it can sometimes be drying to the skin. Alpha Hydroxy Acids (AHAs) are effective exfoliants that help enhance skin texture and tone, but they can also lead to moisture loss if not balanced with moisturizing agents. Thus, hyaluronic acid stands out as the primary ingredient focused on enhancing skin hydration.