Many vitamins on the market claim to be natural yet their natural forms have been altered almost beyond recognition. A vitamin that has been chemically reduced to a single isomer and stripped of its nutrient cofactors is no longer a true whole food nutrient, even if it once came from a food.
Mung Bean Protein Isolate is derived from Mung beans (Vigna radiata), a type of legume enjoyed as a staple medicinal vegetable in many Asian countries for centuries.