reveal your radiance with our new biome-balance glow serum. the newest powerhouse member of the hope family is an ultra-lightweight, hydrating facial serum that delivers powerful skin barrier protection,* enhances radiance and improves skin texture.** the serum is formulated with a prebiotic made from biotechnology to help balance a healthy microbiome and give skin a healthy glow. the moisturizing serum’s formula also contains enhanced hyaluronic acid for instant, supercharged hydration and AA2G™, a more stable and potent form of vitamin c. skin is instantly hydrated, glowing and smooth,** with long-term skin barrier protection.* formulated without: Phthalates, BHT, Phenoxyethanol Benefits: instantly hydrated, glowing and smooth skin** 24-hour face hydration* clinically proven to provide long-lasting skin barrier protection*  *based on a clinical study with 35 women ages 18-65**based on a 1-week consumer study with 50 women ages 20-45, twice a day usage" How to use : apply to dry face and neck, gently pressing product glow serum into skin. follow with your usual moisturizing products. use AM and PM after cleansing and before moisturizer.