Flora + Bast Age Adapting CBD Serum ($77) is an oil-only serum that contains more than 300mg of CBD. This now-popular ingredient helps to reduce redness and restore skin's youthful appearance. The serum is also free of sulphates, parabens, and formaldehydes, and the cannabis is sourced directly from farms that employ sustainable farming practices, and deliver a 100 percent water-free, food-grade CBD formula.