Skin Tonic 200 MLEffect SkinTonic from Formula H effectively closes the pores in your face, neck and dcollet. Content SkinTonic from Formula H is made with extracts from an algae called Alaria Esculenta, which contains special minerals that are good for closing the pores in your skin whilst adding the vitamins your skin needs. In addition Formula H Skintonic contains Omega 3+6+9 and Vitamin A+C+E. Guidance Spray Formula H SkinTonic on a cotton pad then apply to face