REGROWS, REJUVENATES & PROMOTES HEALTHY HAIR THIS IS FOR: Men who have been looking for the magic potion that will stop them joining the ranks of the shiny dome and comb overs. By using a lot of really amazing natural ingredients, Regrow may stimulate hair growth and reverse the effect of hair loss. You may feel some tingles in your scalp. This is your circulation diving into action! You won’t turn into Prince Charming overnight. These things take time and everyone is different. You should expect to begin to see results within 3 to 6 months.