Est. 1913. Real taste. Less waste. You may notice our jars are slightly darker. It's the same great mayonnaise you love, now in a 100% recycled plastic jar. Known as best foods West of the Rockies. For over 100 years, Hellmann's has been committed to using real, simple ingredients to craft the highest quality mayonnaise. We are committed to sourcing our oils sustainably. Richard Hellmann. Bring out the best. Rinse & replace lid. Plastic jar. how2recycle.info.