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Hyaluronic acid is a natural substance found in the body, and the largest amounts of it are found in the skin, connective tissue and eyes, where its main function is to retain water and keep your ...

Hyaluronic acid is a humectant, meaning it draws moisture from its environment and retains it like a sponge. According to Harvard Health Publishing, it holds over 1,000 times its weight in water.

Sometimes opposites don't just attract, they work better together. Take retinol and hyaluronic acid—two skincare ingredients that are completely different, but when mixed or layered correctly, can ...

Retinol, niacinamide, vitamin C and hyaluronic acid: In recent years, these commonly-found ingredients have been name-dropped over and over again in the skincare community. Hyaluronic acid, in ...