Choline vitamin-like essential nutrien molecule. It is a constituent of lecithin. Structural chemical formula on the dark blue background. Vector illustration
Choline vitamin-like essential nutrien molecule. It is a constituent of lecithin. Structural chemical formula and molecule model. Vector illustration
Choline vitamin-like essential nutrien molecule. It is a constituent of lecithin. Structural chemical formula and molecule model. Sheet of paper in a cage. Vector illustratio