QR Powder is a non-toxic bandage and is not biologically derived. QR Powder stops bleeding immediately. QR Powder does not burn the skin and does not cauterize. QR does not wait for the body's clotting process to take place. QR Powder is non-toxic and is not biologically derived. QR Powder allows the body to heal the wound on its own by immediately forming an instant and flexible scab that may protect against infection. This This particular QR Powder is for minor external wounds and contains one (1) application with an applicator and is for lacerations and difficult to reach wounds. To apply QR Powder, just clean the wound, apply as the wound begins to bleed again, completely cover the wound and tap and press for 30 seconds to form the scab. VERY SIMPLE! For fingertips you may want to wrap with gauze for added protection.