As home treatment we recommend using a GLOB LANC WHITENING CLEANSER for cleansing and from day 5 commence application of the GLOB LANC post treatment SERUM AND TABLETS, essential for obtaining definitive results. One month after the first application it is advisable to start a new GLOB LANC whitening treatment to obtain best results possible on the skin. Counterindications: Active skin infections, known vitamin a allergy, its derivatives or any other active formula ingredients, recent sun exposure, photosensitivity, immediate social engagements, auto-Immune diseases or presence of purpura lesions. Avoid using during. Adverse Reactions: Remember after skin-resurfacing treatment there always exists a minimum risk of rebound hyper or hypopigmentation, which must be immediately treated by the professional. Post-treatment is highly important to minimize said risk.