HCG (Human Chorionic Gonadotropin) is a glycoprotein hormone that stimulates gonadal hormone production, studied in reproductive and hormonal research. It is supplied in sealed vials as a lyophilized powder for qualified laboratory use. HCG is investigated in research on reproductive endocrinology, gonadal function and related signaling pathways, and is commonly applied in cell-culture and preclinical studies. The lyophilized form provides high stability and convenient reconstitution for consistent dosing.. Quality control is performed on each batch with batch COA available on request. Keep the product sealed at 2-8 degree C, protected from light and moisture; for long-term storage -20 degree C is recommended and repeated thawing should be avoided. We accept both sample and bulk orders, offer OEM and private label service, and arrange discreet neutral packing for worldwide shipping. Intended for laboratory research only, not for human or veterinary application.