The Scalp + Hair Rejuvenating Booster is a powerful leave-in booster that counteracts hair loss and promotes the growth of strong, thick hair thanks to the active ingredient Procapil. It is perfectly compatible with all Iles Formula products and can be used on both wet and dry hair.Application: Apply the booster generously and evenly to cleansed scalp daily. For optimal results, combine with ILES FORMULA Shampoo and ILES FORMULA Conditioner. After applying the booster, massage the scalp to activate the ingredients optimally.Avoid contact with eyes.Use the Scalp + Hair Booster for at least three months. Once you have achieved the desired result, you can apply the booster 2-3 times a week to maintain the result.