Be Plain Bamboo Hydrating Ampoule Nourish your skin with a few drops of Be Plain Bamboo Hydrating Ampoule ($18) for the ultimate hydration. If you have dry, irritated skin, this serum has ceramides and bamboo water that can help soothe your skin. Image Source: amazon.com Be Plain Bamboo Hydrating Ampoule $18 from amazon.com Buy Now