The first clinically proven serum to blend ceramides and probiotics within Beekman 1802's proprietary goat milk delivery system. The Milk Drops Probiotic Ceramide Serum is their highest-concentrated, most potent treatment. This lightweight probiotic milk serum is jam-packed with essential ceramides, squalane, hyaluronic acid, and plant enzymes to invigorate dull skin, giving you skin-blooming radiance. Serum that blends ceramides and probiotics within a proprietary goat milk delivery system. Lightweight probiotic milk serum is jam-packed with essential ceramides, squalane, hyaluronic acid, and plant enzymes to invigorate dull skin, giving you skin-blooming radiance.