Rich dark chocolate filled with luscious caramel. A natural source of antioxidants. Nestle Treasures are creamy chocolates filled with a variety of luscious fillings, each one individually wrapped in a premium jeweled foil. Good to Know: Dark chocolate is a natural source of antioxidants, so why not enjoy and share with others. Good to Remember: Antioxidants help fight free radicals, which can harm cells in the body.