Advanced formula of high concentrated antixodant  bprovided optimal health for your brain and congnitive function.  Healthy blood flow and metaboic health.  This is an item featured in Dr. Blaylock newsletter for natural cancer cure.
Pterostilbene is found in high concentrations in blueberries, which explains studies showing blueberries.  Pterostilbene also has been very powerful anticancer effects, and even inhibits tumors that are resistant to cisplatin, a commonly used high toxix chemotherapy agent.
Quercetin plays many roles in health.  It has antixodant, anti-inflammatory , anticancer, and anti-allergy benefits, as well as protecting the heart and lowering blood sugar.  It also inhibits many cancers by suppressing cell signaling they require.