Plantur 39 Phyto-Caffeine Tonic (200ml Bottle): is used for vigorous hair growth and strong hair over the age of 40 The caffeine-based formula of this tonic prevents hair growth from weakening after menopause. Use the dosage tip to apply product once a day directly to the scalp and massage in evenly. Let dry briefly. Then brush the hair and style as usual. Do not rinse out! To wash your hair, use only Plantur 39 Phyto-Caffeine Shampoo.