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WHAT IS VITAMIN A?
Vitamin A is a fat-soluble vitamin. It has an important role in preventing vision problems. Deficiency can lead to serious disorders such as night blindness and loss of vision.
BENEFITS OF VITAMIN A
- In its retinal form, vitamin A combines with a protein in the eye called opsin to form rhodopsin, which is necessary for night vision.
- Vitamin A is essential for the development of cells that make mucus and mucopolysaccharides, which contain lysozyme enzymes that break down bacteria.
- Vitamin A is essential for keratin production in nails and hair.
- Vitamin A is essential for the growth and development of cells.
EFFECTS OF EXCESS VITAMIN A
Vitamin A can be toxic when taken in high amounts. In general, excess vitamin A can cause some disorders. High levels of vitamin A are known to cause health problems such as hair loss, brittle nails, fatty liver.
WHAT FOODS CONTAIN VITAMIN A?
Retinol, called A1, is found only in animal foods such as liver, cheese, oily fish, milk and butter. Beef liver, liver sausage, lamb liver, salmon and mackerel, butter, goat cheese, caviar, trout, boiled eggs are the best sources of retinol.
Pumpkin, melon, kale, apricots, carrots, red peppers are vegetables that contain vitamin A.
*These statements are not a substitute for medical advice. Dietary supplements are not intended to diagnose, treat, cure or prevent any disease. Consult your healthcare professional for detailed information.
References:
https://ods.od.nih.gov/factsheets/VitaminA-HealthProfessional/