Vitamin deficiency
Vitamin deficiencies were a lack of certain necessary vitamins. Humanoids were known to crave foods that were rich in the vitamins and minerals they were deficient in. ()

Vitamin deficiencies could have a negative impact on chromosomes. ()

In 2371, The Doctor suggested that Kes might have a nutrient deficiency after the Ocampa voraciously ate soil. ()

External link

de: Vitaminmangel
Medical conditions