structural chemical molecular formula and model of lipoic acid. atoms are represented as spheres with color coding

acid aid and antioxidant are atom atomic atoms background beauty biochemistry biology bond c8h14o2s2 care chain chemical chemistry coding color complex compound cosmetic dietary education element essential flat formula health icon immunity infographic isolated lipoic medicine model molecular molecule multi nutrient nutrition organic pharmacology pharmacy pill poster represented science skeletal spheres structural structure supplement table thioctic vector visualization vitamin