Stratum Nutrition® sustainably provides world class nutrition ingredient solutions to nutritional product formulators for human and pet health Stratum offers a portfolio of research-supported  branded ingredients for canine  feline  and equine health that are progressive  safe and effective  including NEM® brand eggshell membrane for joint health  ESC® brand eggshell calcium for bone health (also offered in organic)  and Curcumin 95 that is carbon-14 tested