Vitamins and why we need them
Vitamin A RDA 5000iu (1.5mg)
Vitamin A is essential for vision (especially dark adaptation), immune response, skin cell growth and repair, bone growth, reproduction, maintenance of the surface linings of the eyes, the integrity of the respiratory system, urinary and intestinal tracts. Vitamin A is also important for embryonic development and regulation of adult genes.
Deficiency of vitamin A is found among malnourished, elderly, and chronically sick populations.
Night blindness - eye disorders (including red itchy eyes) - osteomalacia - osteopenia - bone pain - poor bone growth - dry or rough skin - spasms - cramps - low resistance to infections - excessive mucus - bronchitis - bronchial asthma - psoriasis - acne - dry hair - longitudinal ridges and brittle peeling nails - poor smell and taste.Best food sources
Halibut liver oil - liver - butter - cheese - eggs.