What is one key benefit of using antioxidants in skin care?

The key benefit of using antioxidants in skin care relates to their ability to neutralize free radicals. Free radicals are unstable molecules that can cause oxidative stress, leading to skin damage, premature aging, and various skin concerns. By neutralizing these harmful free radicals, antioxidants help protect skin cells from damage, maintaining skin health and appearance. This protective action is fundamental in preventing signs of aging and keeping the skin looking youthful and vibrant.

While the other options address important aspects of skin care, they do not directly capture the primary role of antioxidants. For instance, increasing collagen production and enhancing moisture levels are benefits associated with other ingredients such as peptides and hyaluronic acid, rather than antioxidants. Sun protection is typically achieved through sunscreen ingredients rather than antioxidants, although some antioxidants can complement sun care by providing additional protection against the effects of UV exposure. Thus, the ability of antioxidants to neutralize free radicals stands out as a critical and defining benefit in skin care formulations.