Rene Furterer RF 80 Strengthening Formula is an easy to use treatment for thinning, unhealthy and weak hair. This effective serum works to strengthen hair and maximize hair health. It neutralizes the factors that cause reactional thin hair as it restores shine, body and vitality. Orange and lavender essential oils encourage microcirculation, increasing nourishment and providing an ideal environment for hair to grow. Vitamins A, B5, F and biotin nourish the hair bulb, promoting healthy, strong hair before it even begins to grow. Plant peptides, along with zinc and copper, protect the hair bulb, allowing it to grow to its full potential. The hair is left extremely strong, shiny, soft and healthy.