remeverse hyaluronic acid+ serum 1 oz, 100% pure medical grade clinical strength hyaluronic acid with vitamin c and green tea extract anti-aging serum for your face, lips and décolleté. remeverse how it works: formulated with 100% pure medical grade clinical strength hyaluronic acid to deliver incredible maximum moisture. it also contains vitamin c and green tea extract which both hold great anti-aging properties and protects against free radicals.