Rhamnus nakaharai is a herb that has been used as folk medicine in Taiwan for intestinal distress (mostly constipation) and asthma, it is a good source of quercetin glycosides but not much research exists on the herb per se.
Rhamnus nakaharai is most often used for
Rhamnus Nakaharai is a taiwanese medicine historically used for gastrointestinal ailments. It belongs to the Rhamnus species of plants of which variations are grown globally. Rhamnus Nakaharai is a source of various phytonutrients (plant based nutrients) particularly, it is a fairly good source of Quercetin.
Not enough information is known about Rhamnus Nakaharai to come to a conclusion on proper dosages.