Huperzine A 1-99% | Ningbo Sinorigin Bio-Products Co., Ltd | Huperzine A 1-99% is white to brown powder. It has a characteristic odor of Huperzine. | |
Natural Caffeine | Ningbo Sinorigin Bio-Products Co., Ltd | Natural Caffeine is a white crystalline powder. Caffeine is a central nervous system stimulant of the methylxanthine class and is ingested to relieve or prevent drowsiness and to improve performance. |