What if it could be shown that nutritional intervention might make your dog smarter, have a healthier immune system and be more coordinated?  Sounds too good to be true, right? A recent article referenced in Pubmed concluded that puppies randomly assigned to three feeding groups and fed diets fortified with three different levels of docosahexaenoic acid (DHA) from 8 weeks of age to one year of age, showed some interesting differences many areas. Immune response to vaccination