You can have a look at this
and
https://www.amazon.com/NalLife-Soursop-Graviola-Leaves-Pack/dp/B00ET0LIXK/ref=pd_sim_121_4?ie=UTF8&dpID=51ORs2l36BL&dpSrc=sims&preST=_AC_UL160_SR96%2C160_&psc=1&refRID=65GQ186FKEA9ESEK2ZTZ
My husband has been using them for two months and feels better.