What is the porridge made of, and why this particular combination? — Weight tracker linseed porridge 400 g - Tervise Kompass

According to the card, the product consists of flaxseed flour, barley groats, buckwheat groats, carrot, onion, parsley, dill, paprika, oregano and salt. Per 100 g: protein 22.3 g, fat 5.6 g, carbohydrates 39.7 g, energy value 298 kcal. Why this particular combination was chosen, the card does not explain. The claims about weight loss, hormonal balance and cleansing the body have no confirmation.

General information (not a manufacturer's instruction): the product is not a substitute for a varied diet, and the preparation method is given on the packaging.