As a subject matter expert in nutrition, I can provide you with a comprehensive overview of the signs and symptoms of zinc deficiency. Signs and symptoms of zinc deficiency include: 1. Skin, nails, and hair: Issues such as acne, eczema, xerosis (dry, scaling skin), seborrheic dermatitis, or alopecia (thin and sparse hair) can be indicators of zinc deficiency. 2. Mouth: Problems in the mouth, such as taste disturbances, can occur due to zinc's role in maintaining the proper functioning of taste buds. 3. Vision, smell, and taste: Zinc is essential for the senses, and a deficiency can lead to impaired vision, a reduced sense of smell, and taste disturbances. 4. Immune system: Zinc is crucial for a healthy immune system, and a deficiency can result in increased susceptibility to infections and a slower recovery from illnesses. 5. Diarrhea: Frequent diarrhea can be a sign of zinc deficiency, as zinc is necessary for the proper function of the gastrointestinal system. 6. Appetite: A lack of appetite or changes in eating habits can be a symptom of zinc deficiency, as zinc is involved in the production of compounds that regulate hunger. 7. Cognitive function and hedonic tone: Zinc deficiency has been linked to cognitive impairments and a decrease in the ability to experience pleasure. 8. Psychological disorders: Deficiency in zinc can contribute to the development of psychological issues such as depression and anxiety. It's important to note that while these symptoms can be indicative of zinc deficiency, they can also be caused by other underlying conditions. Therefore, a healthcare professional should be consulted for an accurate diagnosis. read more >>

Signs and symptomsSkin, nails and hair. Zinc deficiency may manifest as acne, eczema, xerosis (dry, scaling skin), seborrheic dermatitis, or alopecia (thin and sparse hair). ... Mouth. ... Vision, smell and taste. ... Immune system. ... Diarrhea. ... Appetite. ... Cognitive function and hedonic tone. ... Psychological disorders.More items...read more >>