B VITAMINS: are also important for skin health, especially riboflavin (B2) and pantothenic acid (B5) as they are reported to reduce facial oiliness. Indeed many nutritional deficiencies of the B vitamins can be detected through skin health, such as, cracking at the corner of the mouth can be a deficiency of B2 and B6, as can red greasy skin at the side of the nose. Low levels of B12 and folic acid can result in a pale complexion and a general deficiency of the B vitamins is implicated in eczema
CHROMIUM: it is thought that the skin’s glucose tolerance is significantly impaired in those with acne, which makes chromium a particularly important nutrient in this situation.