Betalamic acid condenses with imino compounds (cyclo-DOPA/its glucosyl derivates) or
amino acids/derivates to form violet betacyanins and yellow betaxanthins. These pigments
have gained the curiosity of scientific researchers in recent decades. Their importance was
increased not only by market orientation toward natural colorants and antioxidants but also
by their safety and health promoting properties. To date, about 78 betalains have been …