DERMA CO 20% VIT C

The Derma Co 10% vitamin c serum with 5% niacinamide and hyaluronic, pore tightening serum helps reduce enlarged pores to give your skin a brightening look

Directions to use :
Apply 3-5 drops of serum on the entire face and neck (twice a day) in an upward circular motion.
Massage gently until the serum gets absorbed

Side effects :
Itching.
Redness,
skin irritation