What is Tri-factor formula?
What is Tri-factor formula? 4Life Tri-Factor Formula: UltraFactor XF A proprietary concentrate of ultra-filtered 4Life Transfer Factor proteins and other peptides from cow colostrum, OvoFactor A patented concentrate of 4Life Transfer Factor proteins and other peptides from chicken egg yolk, NanoFactor A proprietary concentrate of nano-filtered ... How much is Transfer Factor Plus? Compare with similar itemsThis item 4Life Transfer Factor Plus Tri-Factor Formula - Immune System Support with Zinc, Super Mushroom Blend (Maitake, Shiitake, Agaricus), and Extracts of Cow Colostrum and Chicken Egg Yolk - 60 CapsulesCustomer Rating4.7 out of 5 stars (2759)Price$7600ShippingFREE Shipping. Details What is Factor Plus?...