COLLAGEN HAIR CARE SERUM 50 ML • Genetic effects, chemicals, environmental effects and extreme heat treatments cause your hair to weaken and wear excessively. • SOFTTO PLUS COLLAGEN SERUM, formulated with collagen that helps your hair look healthier, more vibrant and shiny, is an ideal product. Use : • Apply by gently massaging from the ends of your hair to the roots of your hair by spreading it in the palm of your hand in sufficient amount according to the length of your hair. • Do not rinse the hair after applying the collagen serum.