Stimulate your scalp with the redken cerafill defy treatment daily scalp treatment for normal to thin hair the fast absorbing daily scalp treatment is enriched with aminexil and aginine which help to maintain the density of thinning hair whilst providing an optimal scalp environment ideal for hair that is experiencing early signs of thinning the treatment will help to prevent premature hair loss and keep hair looking dense shiny and healthy apply daily or at least 3 times per week for a