Dr. Barbara Sturm The Better B Niacinamide Serum is a luxury facial treatment priced around $160 for a 30ml bottle. It is designed to refine pores, even out rough skin texture, and boost radiance. Key Ingredients & Benefits • Pure Vitamin B3 (Niacinamide): Visibly reduces pore size and brightens the complexion. • Marine Plankton Extract: Strengthens the skin barrier and boosts hydration. • Panthenol (Provitamin B5): Deeply hydrates and soothes stressed or irritated skin. • Ectoin: An amino acid that protects against environmental stressors and premature aging. NIB Sample Size 3ml/0.1oz (A great way to try product before committing to full size) Sample Size retails for $16