Haematinics (B12, iron, folate) are vitamins and minerals your body needs to make healthy red blood cells. Red blood cells carry oxygen around your body, so if you don’t have enough of them, you can feel tired, short of breath, or look pale-this is anaemia. We wouldn’t normally request haematinics on routine bloods but would if you have symptoms as below or are found to be anaemic on routine bloods. 1️⃣ Iron (ferritin) Helps make haemoglobin, the part of red blood cells that carries oxygen. ❌Low