Iodine is a mineral that is essential for good health. Not only is it naturally present in some foods, but it is also added to some types of salt, plus is available as a dietary supplement. Iodine is critical for the synthesis of thyroid hormones known as thyroxine (T4) and triiodothyronine (T3).
Read MoreVitamin B12 is a type of B vitamin, which is water soluble and has a range of functions within the body and is extremely important for our energy metabolism.
Read MoreFolic acid is the man-made form of folate, which is a B vitamin (B9) and also known as folacin. Folate deficiency can reduce the ability of red blood cells to carry oxygen, known as macrocytic anaemia.
Read MoreVitamin D is often referred to as the sunshine vitamin, this is because most of our vitamin D comes from the sun. Vitamin D can be found in some foods, but in fairly low amounts. So even if you eat a varied, balanced diet you are unlikely to get enough vitamin D from your food.
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