Nutrition

Some of the common nutritional deficiencies include:

• Iron deficiency: People with iron deficiency experience fatigue, pale skin, dizziness, headache, and brittle nails.
• Vitamin A deficiency: Hazy cornea, dry and inflamed eyes, night blindness, and dry and scaly skin are some symptoms of vitamin A deficiency.
• Iodine deficiency: Deficiency of iodine results in muscle weakness, thinning of hair, weight gain, depression, goiter, impaired memory, fatigue, constipation, and irregular menstrual cycle.
• Vitamin D deficiency: Deficiency of vitamin D causes improper growth of bones, joint deformities, muscle pain, and weak bones.
• Vitamin B complex deficiency: Deficiency of:
  • Vitamin B1 causes beriberi, which is characterized by trouble breathing, inflammation, swelling in the feet, and cardiovascular problems,
  • Vitamin B2 causes increased sunlight sensitivity,
  • Vitamin B3 causes pellagra,
  • Vitamin B5 causes acne,
  • Vitamin B6 causes seborrhoeic dermatitis-like eruptions,
  • Vitamin B9 during pregnancy causes neural tube defects,
  • Vitamin B12 causes neurological problems and macrocytic anemia.
• Zinc deficiency: Symptoms of zinc toxicity include lack of alertness, unintended weight loss, delayed wound healing, and loss of appetite.
• Magnesium deficiency: Abnormal heart rhythm, weakness, irritability, diarrhea, and nausea are some of the symptoms of magnesium deficiency.
• Calcium deficiency: Easy bone fractures, hallucinations, muscle cramps, numbness, brittle nails, depression, and memory loss or confusion.