Ajwan/Ajwain also known as Carom Seeds. Natco Cares. The Natco brand is cherished by those who love quality exotic cuisine. Our experts travel to the farthest corners of the world to hand select the finest natural ingredients. We then clean, grade and process our ingrdients to exacting quality control standards. Our mentions care and attention to detail ensures our products reach you in perfect condition and represent the finest of their kind. Natco Knows. Natco's expertise in Asian foods knows no bounds and we would love to share our knowledge with you. If you would like more information on any of our products, helpful hints on how to make the best of Asian foods, or helpful finding that elusive special ingredient then please visit www.natcofoods.com.