will talk about with our expert marina sergeevna makisha, nutritionist, member of the national association of dietitiansnd nutritionists. marina sergeevna good morning , come out to us, in general, i myself thank you like the sun. you don't emit vitamin d a. i use it regularly. here, but as a tablet form or in food, but today i’ll just talk about those foods that i eat regularly and do not need vitamin d supplements. let’s start, we have such a casket, the fish is already here. and this is a very healthy food product, which is just rich in vitamins. d here i see, here is a herring. here it is, i think it's mackerel. that is, it turns out that all sea fish are rich in vitamin. d white whole oily sea fish, rich in vitamin d because these are fat-soluble vitamins, the fatter the fish, the more it will be contained in this product. well for example, mackerel will contain about 360 international units, and we need to consume per day. 600, that is, already more than half of all 100 gm herring reaches such quantities as even 1,500 international units per 100 g of product, but depending on the season, that is,