"Kombu seaweed" refers to a type of edible seaweed that is commonly used in Asian cuisines, especially in Japanese dishes. It is known for its rich umami flavor and is often used to enhance the taste of broths, soups, and stews. Full definition
Begin by soaking a few pieces of kombu seaweed in several cups of water for 15 - 30 minutes and bring it to a simmer with a few slices of ginger. (bonappetit.com)
Also, adding a 3 - inch strip of dried kombu seaweed is supposed to help convert the complex sugars into a more digestible form. (eatingrules.com)
BTW Eden Organic doesn't use Bisphenol A in the linings of their cans but they do add Kombu seaweed which has an MSG effect on my system (Kombu is the seaweed MSG was first isolated from).... (nutritionfacts.org)