Betalains Guide

The name "betalain" comes from the Latin name of the common beet (Beta vulgaris), from which betalains were first extracted. The deep red color of beets, bougainvillea, amaranth, and many cacti results from the presence of betalain pigments.[2] The particular shades of red to purple are distinctive and unlike that of anthocyanin pigments found in most plants. Betalains may occur in any part of the plant, including the petals of flowers, fruits, leaves, stems, and roots.

There are two categories of betalains:[3]...