Safe. According to China's inquiry. Com, Valeriana officinalis bone carving is a safe and lasting plastic product. The product is granular rather than gel, which can effectively prevent the risk of embolism during injection. With polyethylene glycol as the main component and L- lactic acid glycol * * * polymer microspheres, collagen and other components, it meets the national safety standards, so the Valerian bone carving is safe.