Embrace Varnish Economy Pack: 100 x 0.4 mL unit dose packets only (no brush)100PK 50 x 0. 4ml Embrace Varnish, 5% Sodium Fluoride with CXP with applicator brush. Embrace Varnish also releases bioavailable calcium and phosphate ions, the essential building blocks of teeth. The xylitol coating prevents the calcium and phosphate salts from reacting until they come in contact with saliva. Saliva dissolves the xylitol and releases the calcium and phosphate ions, which react with the fluoride ions in saliva to form protective