Vitamin D is a fat-soluble vitamin essential for bone health, as it helps the body absorb calcium. Furthermore, it may have beneficial effects on the health of the immune, muscular and cardiovascular systems. Vitamin D deficiency can cause bone problems and muscle weakness. it can be taken through the diet and we find it mainly in animal foods such as eggs, such as fatty fish (salmon, tuna, mackerel, sardines), eggs, liver and butter, or it is produced from the skin with exposure to Sun.
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