acquired immune deficiency syndrome, b vitamin, b-complex vitamin, color vision deficiency, colour vision deficiency, deficiency, deficiency disease, fat-soluble vitamin, iron deficiency anaemia, iron deficiency anemia, lactase deficiency, mass deficiency, mental deficiency, mineral deficiency, vitamin, vitamin a, vitamin a1, vitamin a2, vitamin b, vitamin b complex, vitamin b1, vitamin b12, vitamin b2, vitamin b3, vitamin b5, vitamin b6, vitamin bc, vitamin c, vitamin d, vitamin e, vitamin g, vitamin h, vitamin k, vitamin k1, vitamin k2, vitamin k3, vitamin m, vitamin p, vitamin pill, water-soluble vitamin, zinc deficiency