Story Aletris farinosa, also called true unicorn or white stargrass, is a perennial herb native to North America. Traditionally, the root s of A. farinosa have been used as an herbal medicine by Nativ e Americans. The common name is from the appearance of flo wer that is similar to unicorn's horn. It has been known to cont ain various phytochemicals such as flavonoids and steroidal s aponin, diosgenin that acts like female hormone, estrogen. Tru e Unicorn Extract-NS is an extract of A. farinosa and it shows a strong anti-oxidant activity as well as skin brightening activity