what are symptoms of zinc deficiency?

Answer 1

"Signs and symptoms of zinc deficiency include growth retardation (an early response to zinc deficiency in children due to inadequate cell division needed for growth), skeletal abnormalities due to impaired development of epiphyseal cartilage, defective collagen synthesis and/or cross-linking, poor wound healing, dermatitis (especially around body orifices), delayed sexual maturation in children, hypogeusia (blunting of sense of taste), night blindness, alopecia (hair loss), impaired immune function, and impaired protein synthesis, among others."