source of power capsule1、instant absorption by body and better sexual performance and erectile of penis  2、eo bioengineering super-critical technology adopted for your sex  3、combination of multiple aphrodisiac herbs 【main ingredients】aapongopus chinensis dallas, epimedium brevicornum maxim, shoudi, semen cuscutae, etc. 【functional content】4g of aapongopus chinensis dallas/100g 【health function】enhancing the kidney function 【unsuitable for】adolescent & children 【usage & dosage】1capsule / time, 1 time / day 【specification】480mg x 4 capsules 【shelf life】24 months 【storage】sealed & kept in shady & dry place 【suitable for】adult man 【precaution】the product can not be used as a substitute for medicine.