November is Lab Certified for its High Polyphenols; In the latest lab analysis conducted by independent specialised labsNOVEMBER Polyphenols levels stood above 1073mg/kg. ✅ EARLY HARVEST - 100% ORGANIC EXTRA VIRGIN OLIVE OIL: November Polyphenols Early Harvest Olive Oil is the king of our collection and is in a league of its own compared to common extra virgin olive oils.