We have improved our formula again! This time by increasing the content of OptiZinc, Larch Arabinogalactan and Beta 1,3 1,6 Glucan to give you even greater support for your immune system! D.I.P. Daily Immune Protection™ is a unique formulation of proven ingredients for Immune Health. This super nutrient combination combines EpiCor® and eXselen™ Selenium with a strong dose of Vitamin D3 to protect against infections, boost immune response against allergens, and provide extra support for healthy cell growth.