Lesions on the foot of a male patient due to pellagra, a condition caused by niacin deficiency. Cracked and inflamed skin is one symptom of this condition. Vitamin B3 exists in two forms: niacinamide and niacin. One of the complex of B vitamins, it takes part in many metabolic reactions and, like other vitamins, is needed only in small amounts, but is an essential part of a healthy diet. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 5024 px × 8000 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : |
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