ChromaDex Corporation, Irvine, CA, has obtained Generally Recognized As Safe (GRAS) status for its pTeroPure pterostilbene, following a review following a review of safety, toxicology and proposed usage by an independent panel of experts. The Allowable Daily Intake (ADI) for pTeroPure is up to 30 mg/kg (or 1.89 grams) per day for food use and intake.