Product Description: Primulic acid II is a saponin isolated from root extract of Primula sp[1].
Applications: COVID-19-immunoregulation
Formula: C59H96O27
References: [1]K Siems, et al. Structures of the two saponins isolated from commercially available root extract of <i>Primula sp</i>. Planta Med. 1998 Apr;64(3):272-4.