Can the patent of Ouyashi small molecule applying hyaluronic acid brighten the skin?

Of course.

The patented one contains 1% hyaluronic acid, which instantly penetrates and is quickly absorbed by the skin. The skin is full of moisture and naturally reaches a translucent state.

At the same time, there is also Tilia amurensis extract, which can inhibit the production of melanin and whiten the skin by inhibiting tyrosinase.