Caffeic acid glycoside.
Phenolic compounds, mucopolysaccharides, algin, polar lipids, and glycosyl ester diglycerides. Kelp also contains protein, carbohydrates, and essential fatty acids.
Studies have been unable to clearly identify the herb's healing properties. Includes saponins, carotenoids, resin, bitter principle, essential oil, sterols, flavonoids and mucilage.
Honokiol.
Rich in vitamin K.