Cogniva helps improve cognitive performance* Environmental toxins, information overload, stress, and the aging process may all impact our brains, affecting memory, alertness, focus, and overall cognitive performance. This is why you need COGNIVA, an innovative nootropic "smart chew" exclusively from Immunotec with SYNA-PS50, our proprietary blend of scientifically researched ingredients containing phosphatidylserine (PS). Cogniva is vegan, gluten-free, and contains no artificial sweeteners or preservatives.