Pharmactive Biotech Products, S.L.U., has launched KWD+, intended to promote protein digestion. The ingredient is a high-potency kiwi extract and is being marketed towards sports enthusiasts, the elderly, and vegans. Sourced from New Zealand, the kiwi fruit delivers vitamin C and antioxidant properties, attributed to actinidin. Studies on animal models and bench studies have suggested actinidin may improve digestion of proteins in the stomach and small intestine. The ingredient is doping-free certified, and certified kosher and halal.