Evening primrose oil

Information

Evening primrose oil – a source of essential unsaturated fatty acids, mainly omega-6. Linoleic acid, associated with healthy carbohydrate metabolism, is the predominant one. It is indicated that impaired conversion of linoleic acid occurs in diabetics and its increased intake may reduce symptoms of diabetes.

Furthermore, evening primrose oil is valued for its beneficial impact on the cardiovascular system. It inhibits blood platelet aggregation and has the ability to optimise the lipid profile. Owing to that, it is an effective way to prevent cardiovascular diseases, including atherosclerosis, in multiple ways.

Evening primrose oil is often recommended to individuals who want to improve the condition of their joints. It stimulates the regeneration of joint cartilage and may reduce symptoms of rheumatism. Furthermore, it is said that it promotes fertility both in women (due to its beneficial impact on endometrium) and men (by improving semen quality).

When taking dietary evening primrose supplements, we should pay attention to their storage. As a source of EFAs, this oil is sensitive to sunlight and heat. Because of that, it should be kept in a dark, cold place.

Vitamin A

Information

Vitamin A (retinol) is present in foods of animal origin (fish of the sea, fish, eels, liver, pork and beef, eggs, butter). In the plant products it is present as provitamin A (b-carotene), a powerful antioxidant. The food products containing pro-vitamin A are fruits in yellow and red, including apricots, tomatoes. Necessary in process of building and assimilation of proteins, affects the normal growth of bones and helps the treatment of eye diseases.Iinhibits the excessive action of the thyroid hormone - thyroxine, which simultaneously prevents the deposition of excess vitamin A. Necessary in the sports diet of in the form of food, such as dietary supplements and nutritional supplements.
Vitamin A deficiency causes growth inhibition, flaking and dryness of the skin, impaired night vision (i.e. Night blindness).
Excess of vitamin A leads to calcification of the bones and some soft tissues, and abnormalities in the functioning of glomerulonephritis
Dosage: Specified in IU and it is 5000 IU per day.

Retinyl palmitate

Information

Retinyl palmitate - ester of vitamin A, especially valued in cosmetology. It is considered the gentlest form of this vitamin, therefore it is recommended to people with sensitive skin. It is also characterized by good assimilability in oral application, it is de-esterified without any problems in the small intestine to retinol, a fully active biological form of vitamin A.

Retinol demonstrates a wide range of activities in the human organism. Vitamin A is especially popular due to its positive influence on epithelial cells. It is responsible for proper, nourished state of skin, hair and nails. Apart from this, proper supply of retinol is also incredibly important for the health of the skeletal system, as vitamin A is a regulator of growth of bone tissue.

Vitamin A is also essential to maintain proper functions of eyesight. Its derivative, by binding with opsin, creates rhodopsin, which is responsible for stimulating the activity of rod cells located on eye retina. Thanks to this, it is possible to maintain proper vision in the conditions of poor lighting.

Some sources also suggest immunity functions of vitamin A. It may decrease the risk of pathogen permeation in the epithelium of the respiratory system.

Vitamin E

Information

Vitamin E (tocopherol) is a fat soluble. Due to its antioxidant action, it is a protection of other vitamins (e.g. Vitamins A). Protects the body against free radicals, strengthens the walls of blood vessels and its capacity, causing their dilation and dissolution of blood clots. With the reduction of coagulation, it is used as an antiatherogenic medicine, it allows for the proper course of pregnancy. In cooperation with selenium it slows the ageing process of cells, strengthening connective tissue. In the food it is present in whole-grain bread, sprout and grains, vegetable oils (soybean, sunflower), soya beans and sunflower seeds, vegetable fat and hen egg yolks. Also it is used in sports medicine in the form of nutrients and supplements.
Vitamin E deficiency reduces building of red blood cells, results in changes in muscle and disorders of pregnancies.
Dosage: for children, 0.5 mg / 1 kg of weight; for adults 10-30 mg per day.

Biotin

Information

Biotin (vitamin H, co-enzyme R) is in a group of B vitamins, due to the presence of sulphur compounds it is involved in the synthesis of ascorbic acid (vitamin C). Also synthesized in the intestines. It enhances the production of hormones and regulates cholesterol levels. It reduces muscle pain. It prevents hair loss and graying of hair. It soothes the skin inflammations. No toxic effects. Often combined with other B group vitamins and vitamin A. The natural sources of biotin are: whole grain bread, yeast, eggs (yolk), milk, brown rice and cheese.

Daily demand: 100-300 mg per day