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Vitamin A (Retinol and Beta-Carotene)

Vitamin A (retinol and beta-carotene) is essential for night vision and healthy skin.  It also plays a role in the immune system.

Benefits

– Required for night vision.
– Aids in prevention of weak eyesight.
– Plays a part in the growth and development of embryos.
– Maintains epithelial cells to act as a physical barrier to infection.
– Maintains lymphocytes and myelocytes cells (cells involved in the immune system).
– Affects the production of the human growth hormone.

Pregnant and breastfeeding women, substance abusers, people with poor eyesight, and those at risk of infection are most likely to benefit from this vitamin.

Sources

Vitamin A can be found naturally in the following foods: butter, carrots, pumpkin, spinach, liver, eggs, and broccoli.

Deficiency

Signs of deficiency of Vitamin A can include dry skin, night blindness and eventual blindness.

Recommended Daily Intake

The recommended daily intake of Vitamin A for males is 900 mcg and for females is 700 mcg per day.  Doses above 3,000 mcg daily are toxic for humans.


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