Try to avoid retinol, retinyl palmitate and retinyl acetate, which may increase the risk of hip fracture and certain birth defects when taken at levels exceeding 10,000 IUs.

尽量避免retinol，retinyl palmitate retinyl acetate，用水平超过10，000 IUs时，可能会加髋骨骨折患上某缺陷的风险。