100% free range eggs. Committed to using free range eggs and sustainably sourced oils. Gluten free. European Vegetarian Union. Nation's favourite mayonnaise* *Based on Nielsen Retail Grocery Value Sales Blue ribbon standard since 1913 In 1913, Richard Hellmann opened his New York deli. It was in this deli where he crafted his unique, creamy mayonnaise. He tied a blue ribbon around his best recipe, and today the ribbon is still used as our mark of quality.