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Vitamin A: Functions, Sources & Deficiency Symptoms

Learn about the functions, sources, and deficiency symptoms of Vitamin A (Retinol). Carotene-containing vegetables and animal foods are rich sources. Vitamin A is essential for growth, eyesight, skin health, and fighting infections, but excess intake can lead to toxicity symptoms.

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Vitamin A: Functions, Sources & Deficiency Symptoms

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  1. VITAMIN ACOMPILED BYMRS VANDANA MAHAJANI

  2. VITAMINS

  3. VITAMIN-A(RETINOL) • Carotene is the precursor of vitamin A. It is also termed as Pro-vitamin-A.

  4. SOURCESAS Carotene Present in orange-yellow coloured vegetables & Green leafy vegetables like: 1.Carrot 2. Pumpkin 3. Papaya 4. Spinach 5. Mustered leaves.

  5. Asretinol • Present in animal foods like fish liver oils, meat, fish, egg, milk etc.

  6. FUNCTIONS • 1. Helps in growth & development. • 2. Required for proper eyesight. • 3. Required for development of epithelial tissue, for healthy glowing skin. • 4. Helps the body to fight against infection.

  7. DEFICIENCY DISEASE

  8. HYPERVITAMINOSIS - A • Toxic symptoms like • nausea • vomiting • abdominal pain • loss of hair • thickening of long bones • joint pain.

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