There are some foods that are simultaneously rich in iron, phosphorus, zinc, magnesium, calcium, selenium, vitamins A, E, D, and amino acids that are necessary for the normal functioning of the cardiovascular system, thyroid gland and stomach. But in fish, all these elements abound. Therefore it is very importance of fish in human nutrition. In addition, this product small fat content (30%), it is perfectly assimilated by the human stomach digests the protein contained in fish, only 1.5-2 hours compared to 5 hours it takes to digest, say, beef.
The importance of fish in nutrition
People suffering from excess weight, just perfect river fish, which contains 2.5 grams of fat per 100 grams of weight. But suffering from diabetes can have it without any restrictions, because the number of carbohydrates it is small – only 0.1%.
Fish, competing in this regard with the chicken, is an excellent source of high quality protein which contains all necessary for normal functioning of amino acids. It also differs from meat protein by the presence of methionine.
Due to the fact that the collagen that makes up connective tissue, has the property of rapid transition in a soluble form, fish is easy to cook, and its tissues become loose, blagodaram provides maximum and rapid absorption of all nutrients. The most rich in protein fish include salmon, trout, and salmon, Beluga, easier to say that all representatives of groups of sturgeon and salmon. Great importance in human nutrition fish is also underpinned by a very high nutritional value due to high concentration of fatty acids. It refers to oily marine fish – salmon, mackerel, herring, trout, salmon and other things. Continue reading
Dear readers unusual site. now I will tell you about my favorite sea creatures — the octopus. It is known to vnutritrekovye cephalopods with eight limbs, which appeared in the seas and oceans of our planet 250 million years ago. If not for aquatic mammals — whales and dolphins — peopled the depths of just over 50 million years before us, the octopus is considered the most intelligent beings of the oceans. And now they are the most intelligent creatures among invertebrates and are superior in this respect even fish, not to mention the crabs, lobsters and their brothers in the type of shellfish. Man has long known that octopuses are well trained and can easily become tame and have a wonderful memory. Of ill fame and reputation of a ruthless octopus octopoda obliged to Victor Hugo and his novel “Toilers of the sea”. In fact, they’re creatures no more dangerous than cod, docile and friendly. However, protecting the nest with a brood, the octopus bite can hurt, and its saliva contains venom, swelling which at best doesn’t come for almost a month.
Here are some awesome illustrated facts about these extremely unusual creations of God.
1. In fact the octopus has six hands and two legs. It is difficult to distinguish between them, but the octopus knows where. Two limbs (legs) they move by crawling on the seabed and other surfaces, the remaining six are used for obtaining food. If the octopus is well-fed and calm, he can easily use hands to… to fold a Rubik’s cube.
2. With no skeleton, the octopus is incredibly flexible. Therefore, these molluscs are passionate somewhere to climb or somewhere to get out. They love hollow objects, and it is successfully used by fishermen. Continue reading