All known sea kale (laminaria) in medicine is used as a laxative. To do this, it is used in dried form and taken on a teaspoonful (whole or half), washed down with water. Its laxative effect of laminaria is due to the ability to swell in the intestines and mechanically act on its walls, causing a reflex contraction. In this case, sea kale is very rich in iodine, bromine, alginic and ascorbic acids and other substances, due to which it also has thyroid and hypolipidemic action.
Japanese Laminaria (Laminaria Japonica Aresch. And Laminaria Saccharum Laminaria saccharina (L) .Lam., Family of Laminariae Laminariaceae.
Description: Laminaria is a brown thallus, consisting of a ribbon-like plate, trunk and rhizoids at the base. The thallus plate is undissolved, 2-6 meters long (sometimes up to 12 m) and 10-35 cm wide. The trunk is 3-70 cm long, about 1 cm in diameter. Sporangia (asexual reproduction organs) develop more often on one side of the plate.
Composition: Contains iodine (2.7-3%) in the form of iodides and iodoorganic compounds, polysaccharide laminarin (up to 21%), fucoidan, mannitol (up to 21%), gelatinous algin, alginic acid, proteins, bromine salts, pantothenic and folic acid, vitamins A, B1, B2, B12, C, D.
Pharmacological action: It has vitamin, restorative (especially in elderly and weakened people), anti-sclerotic, mild laxative effect, regulates the activity of the gastrointestinal tract and normalizes metabolism. Laminaria somewhat reduces blood coagulability and reduces the risk of developing intravascular thrombosis, normalizes the permeability of the vascular wall. From it, a substance that exerts an antihypertensive effect with a stable effect is isolated.
The name of the alga came from the Latin lamina — «plate» in the form of thallus. The positive influence of sea cabbage as a seasoning for food in inflammatory diseases of the light-receiving apparatus of the eye (increased visual acuity, widening of the field of view and partial restoration of color sensation) was noted. Laminaria is used as an antidote agent for the disease of the upper respiratory tract in persons working with barium salts, radionuclides. The active ingredient is considered to be alginic acid, binding harmful compounds. From the history of China it is known that in the 13th century an order of one of the Chinese emperors was issued, obliging all Chinese citizens to annually use a certain amount of sea kale as a dietary and preventive remedy. And now sea kale is used for food in China, Japan, the Russian Far East — soups, mashed potatoes, canned food are prepared from it.