Life Source Basics, Eagan, MN, has introduced a new children’s chewable immune supplement containing WGP 3-6. The product was formulated to en­hance the strength of key immune cells, including macrophages, neutrophils and natural killer cells. According to the company, WGP 3-6 is a patented polysaccharide with molecular 1,3/1,6 glucose linkages that numerous clinical and preclinical studies have shown to activate immune cells.