Product details While Supplies Last. Final Sale. No Returns. BELIF IN THE POWER OF SERUMS Formulated with niacinamide, our amino acids solution and a special blend of herbs, this powerful serum helps to visibly firm skin and shrink the look of pores for a smoother texture. Great to visibly improve elasticity, firmness and the look of pores. 1.69 fl. oz. ABOUT THE BRAND 150 years ago, Duncan Napier, a b...